15790320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:280

約数の個数: 240

約数和(自身を含む): 65537472

約数和(自身を除く): 49747152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 241, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 482, 504, 520, 546, 560, 585, 624, 630, 720, 723, 728, 780, 819, 840, 910, 936, 964, 1008, 1040, 1092, 1170, 1205, 1260, 1365, 1446, 1456, 1560, 1638, 1680, 1687, 1820, 1872, 1928, 2169, 2184, 2340, 2410, 2520, 2730, 2892, 3120, 3133, 3276, 3374, 3615, 3640, 3856, 4095, 4338, 4368, 4680, 4820, 5040, 5061, 5460, 5784, 6266, 6552, 6748, 7230, 7280, 8190, 8435, 8676, 9360, 9399, 9640, 10122, 10845, 10920, 11568, 12532, 13104, 13496, 14460, 15183, 15665, 16380, 16870, 17352, 18798, 19280, 20244, 21690, 21840, 21931, 25064, 25305, 26992, 28197, 28920, 30366, 31330, 32760, 33740, 34704, 37596, 40488, 43380, 43862, 46995, 50128, 50610, 56394, 57840, 60732, 62660, 65520, 65793, 67480, 75192, 75915, 80976, 86760, 87724, 93990, 101220, 109655, 112788, 121464, 125320, 131586, 134960, 140985, 150384, 151830, 173520, 175448, 187980, 197379, 202440, 219310, 225576, 242928, 250640, 263172, 281970, 303660, 328965, 350896, 375960, 394758, 404880, 438620, 451152, 526344, 563940, 607320, 657930, 751920, 789516, 877240, 986895, 1052688, 1127880, 1214640, 1315860, 1579032, 1754480, 1973790, 2255760, 2631720, 3158064, 3947580, 5263440, 7895160, 15790320]

約数ペア:

[(1, 15790320), (2, 7895160), (3, 5263440), (4, 3947580), (5, 3158064), (6, 2631720), (7, 2255760), (8, 1973790), (9, 1754480), (10, 1579032), (12, 1315860), (13, 1214640), (14, 1127880), (15, 1052688), (16, 986895), (18, 877240), (20, 789516), (21, 751920), (24, 657930), (26, 607320), (28, 563940), (30, 526344), (35, 451152), (36, 438620), (39, 404880), (40, 394758), (42, 375960), (45, 350896), (48, 328965), (52, 303660), (56, 281970), (60, 263172), (63, 250640), (65, 242928), (70, 225576), (72, 219310), (78, 202440), (80, 197379), (84, 187980), (90, 175448), (91, 173520), (104, 151830), (105, 150384), (112, 140985), (117, 134960), (120, 131586), (126, 125320), (130, 121464), (140, 112788), (144, 109655), (156, 101220), (168, 93990), (180, 87724), (182, 86760), (195, 80976), (208, 75915), (210, 75192), (234, 67480), (240, 65793), (241, 65520), (252, 62660), (260, 60732), (273, 57840), (280, 56394), (312, 50610), (315, 50128), (336, 46995), (360, 43862), (364, 43380), (390, 40488), (420, 37596), (455, 34704), (468, 33740), (482, 32760), (504, 31330), (520, 30366), (546, 28920), (560, 28197), (585, 26992), (624, 25305), (630, 25064), (720, 21931), (723, 21840), (728, 21690), (780, 20244), (819, 19280), (840, 18798), (910, 17352), (936, 16870), (964, 16380), (1008, 15665), (1040, 15183), (1092, 14460), (1170, 13496), (1205, 13104), (1260, 12532), (1365, 11568), (1446, 10920), (1456, 10845), (1560, 10122), (1638, 9640), (1680, 9399), (1687, 9360), (1820, 8676), (1872, 8435), (1928, 8190), (2169, 7280), (2184, 7230), (2340, 6748), (2410, 6552), (2520, 6266), (2730, 5784), (2892, 5460), (3120, 5061), (3133, 5040), (3276, 4820), (3374, 4680), (3615, 4368), (3640, 4338), (3856, 4095)]