1528428720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1572

約数の個数: 320

約数和(自身を含む): 5959618560

約数和(自身を除く): 4431189840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 94, 104, 105, 112, 120, 130, 140, 141, 156, 168, 182, 188, 195, 208, 210, 235, 240, 260, 273, 280, 282, 312, 329, 336, 364, 376, 390, 420, 455, 470, 520, 546, 560, 564, 611, 624, 658, 705, 728, 752, 780, 840, 910, 940, 987, 1040, 1092, 1128, 1222, 1316, 1365, 1410, 1456, 1489, 1560, 1645, 1680, 1820, 1833, 1880, 1974, 2184, 2256, 2444, 2632, 2730, 2820, 2978, 3055, 3120, 3290, 3640, 3666, 3760, 3948, 4277, 4368, 4467, 4888, 4935, 5264, 5460, 5640, 5956, 6110, 6580, 7280, 7332, 7445, 7896, 8554, 8934, 9165, 9776, 9870, 10423, 10920, 11280, 11912, 12220, 12831, 13160, 14664, 14890, 15792, 17108, 17868, 18330, 19357, 19740, 20846, 21385, 21840, 22335, 23824, 24440, 25662, 26320, 29328, 29780, 31269, 34216, 35736, 36660, 38714, 39480, 41692, 42770, 44670, 48880, 51324, 52115, 58071, 59560, 62538, 64155, 68432, 69983, 71472, 73320, 77428, 78960, 83384, 85540, 89340, 96785, 102648, 104230, 116142, 119120, 125076, 128310, 135499, 139966, 146640, 154856, 156345, 166768, 171080, 178680, 193570, 205296, 208460, 209949, 232284, 250152, 256620, 270998, 279932, 290355, 309712, 312690, 342160, 349915, 357360, 387140, 406497, 416920, 419898, 464568, 489881, 500304, 513240, 541996, 559864, 580710, 625380, 677495, 699830, 774280, 812994, 833840, 839796, 909779, 929136, 979762, 1026480, 1049745, 1083992, 1119728, 1161420, 1250760, 1354990, 1399660, 1469643, 1548560, 1625988, 1679592, 1819558, 1959524, 2032485, 2099490, 2167984, 2322840, 2449405, 2501520, 2709980, 2729337, 2799320, 2939286, 3251976, 3359184, 3639116, 3919048, 4064970, 4198980, 4548895, 4645680, 4898810, 5419960, 5458674, 5598640, 5878572, 6368453, 6503952, 7278232, 7348215, 7838096, 8129940, 8397960, 9097790, 9797620, 10839920, 10917348, 11757144, 12736906, 13646685, 14556464, 14696430, 16259880, 16795920, 18195580, 19105359, 19595240, 21834696, 23514288, 25473812, 27293370, 29392860, 31842265, 32519760, 36391160, 38210718, 39190480, 43669392, 50947624, 54586740, 58785720, 63684530, 72782320, 76421436, 95526795, 101895248, 109173480, 117571440, 127369060, 152842872, 191053590, 218346960, 254738120, 305685744, 382107180, 509476240, 764214360, 1528428720]

約数ペア:

[(1, 1528428720), (2, 764214360), (3, 509476240), (4, 382107180), (5, 305685744), (6, 254738120), (7, 218346960), (8, 191053590), (10, 152842872), (12, 127369060), (13, 117571440), (14, 109173480), (15, 101895248), (16, 95526795), (20, 76421436), (21, 72782320), (24, 63684530), (26, 58785720), (28, 54586740), (30, 50947624), (35, 43669392), (39, 39190480), (40, 38210718), (42, 36391160), (47, 32519760), (48, 31842265), (52, 29392860), (56, 27293370), (60, 25473812), (65, 23514288), (70, 21834696), (78, 19595240), (80, 19105359), (84, 18195580), (91, 16795920), (94, 16259880), (104, 14696430), (105, 14556464), (112, 13646685), (120, 12736906), (130, 11757144), (140, 10917348), (141, 10839920), (156, 9797620), (168, 9097790), (182, 8397960), (188, 8129940), (195, 7838096), (208, 7348215), (210, 7278232), (235, 6503952), (240, 6368453), (260, 5878572), (273, 5598640), (280, 5458674), (282, 5419960), (312, 4898810), (329, 4645680), (336, 4548895), (364, 4198980), (376, 4064970), (390, 3919048), (420, 3639116), (455, 3359184), (470, 3251976), (520, 2939286), (546, 2799320), (560, 2729337), (564, 2709980), (611, 2501520), (624, 2449405), (658, 2322840), (705, 2167984), (728, 2099490), (752, 2032485), (780, 1959524), (840, 1819558), (910, 1679592), (940, 1625988), (987, 1548560), (1040, 1469643), (1092, 1399660), (1128, 1354990), (1222, 1250760), (1316, 1161420), (1365, 1119728), (1410, 1083992), (1456, 1049745), (1489, 1026480), (1560, 979762), (1645, 929136), (1680, 909779), (1820, 839796), (1833, 833840), (1880, 812994), (1974, 774280), (2184, 699830), (2256, 677495), (2444, 625380), (2632, 580710), (2730, 559864), (2820, 541996), (2978, 513240), (3055, 500304), (3120, 489881), (3290, 464568), (3640, 419898), (3666, 416920), (3760, 406497), (3948, 387140), (4277, 357360), (4368, 349915), (4467, 342160), (4888, 312690), (4935, 309712), (5264, 290355), (5460, 279932), (5640, 270998), (5956, 256620), (6110, 250152), (6580, 232284), (7280, 209949), (7332, 208460), (7445, 205296), (7896, 193570), (8554, 178680), (8934, 171080), (9165, 166768), (9776, 156345), (9870, 154856), (10423, 146640), (10920, 139966), (11280, 135499), (11912, 128310), (12220, 125076), (12831, 119120), (13160, 116142), (14664, 104230), (14890, 102648), (15792, 96785), (17108, 89340), (17868, 85540), (18330, 83384), (19357, 78960), (19740, 77428), (20846, 73320), (21385, 71472), (21840, 69983), (22335, 68432), (23824, 64155), (24440, 62538), (25662, 59560), (26320, 58071), (29328, 52115), (29780, 51324), (31269, 48880), (34216, 44670), (35736, 42770), (36660, 41692), (38714, 39480)]