196461720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2039

約数の個数: 256

約数和(自身を含む): 806400000

約数和(自身を除く): 609938280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 1999, 2184, 2340, 2457, 2520, 2730, 2808, 3276, 3510, 3640, 3780, 3998, 4095, 4680, 4914, 5460, 5997, 6552, 7020, 7560, 7996, 8190, 9828, 9995, 10920, 11994, 12285, 13993, 14040, 15992, 16380, 17991, 19656, 19990, 23988, 24570, 25987, 27986, 29985, 32760, 35982, 39980, 41979, 47976, 49140, 51974, 53973, 55972, 59970, 69965, 71964, 77961, 79960, 83958, 89955, 98280, 103948, 107946, 111944, 119940, 125937, 129935, 139930, 143928, 155922, 167916, 179910, 181909, 207896, 209895, 215892, 233883, 239880, 251874, 259870, 269865, 279860, 311844, 335832, 359820, 363818, 377811, 389805, 419790, 431784, 467766, 503748, 519740, 539730, 545727, 559720, 623688, 629685, 701649, 719640, 727636, 755622, 779610, 839580, 909545, 935532, 1007496, 1039480, 1079460, 1091454, 1169415, 1259370, 1403298, 1455272, 1511244, 1559220, 1637181, 1679160, 1819090, 1871064, 1889055, 2158920, 2182908, 2338830, 2518740, 2728635, 2806596, 3022488, 3118440, 3274362, 3508245, 3638180, 3778110, 4365816, 4677660, 4911543, 5037480, 5457270, 5613192, 6548724, 7016490, 7276360, 7556220, 8185905, 9355320, 9823086, 10914540, 13097448, 14032980, 15112440, 16371810, 19646172, 21829080, 24557715, 28065960, 32743620, 39292344, 49115430, 65487240, 98230860, 196461720]

約数ペア:

[(1, 196461720), (2, 98230860), (3, 65487240), (4, 49115430), (5, 39292344), (6, 32743620), (7, 28065960), (8, 24557715), (9, 21829080), (10, 19646172), (12, 16371810), (13, 15112440), (14, 14032980), (15, 13097448), (18, 10914540), (20, 9823086), (21, 9355320), (24, 8185905), (26, 7556220), (27, 7276360), (28, 7016490), (30, 6548724), (35, 5613192), (36, 5457270), (39, 5037480), (40, 4911543), (42, 4677660), (45, 4365816), (52, 3778110), (54, 3638180), (56, 3508245), (60, 3274362), (63, 3118440), (65, 3022488), (70, 2806596), (72, 2728635), (78, 2518740), (84, 2338830), (90, 2182908), (91, 2158920), (104, 1889055), (105, 1871064), (108, 1819090), (117, 1679160), (120, 1637181), (126, 1559220), (130, 1511244), (135, 1455272), (140, 1403298), (156, 1259370), (168, 1169415), (180, 1091454), (182, 1079460), (189, 1039480), (195, 1007496), (210, 935532), (216, 909545), (234, 839580), (252, 779610), (260, 755622), (270, 727636), (273, 719640), (280, 701649), (312, 629685), (315, 623688), (351, 559720), (360, 545727), (364, 539730), (378, 519740), (390, 503748), (420, 467766), (455, 431784), (468, 419790), (504, 389805), (520, 377811), (540, 363818), (546, 359820), (585, 335832), (630, 311844), (702, 279860), (728, 269865), (756, 259870), (780, 251874), (819, 239880), (840, 233883), (910, 215892), (936, 209895), (945, 207896), (1080, 181909), (1092, 179910), (1170, 167916), (1260, 155922), (1365, 143928), (1404, 139930), (1512, 129935), (1560, 125937), (1638, 119940), (1755, 111944), (1820, 107946), (1890, 103948), (1999, 98280), (2184, 89955), (2340, 83958), (2457, 79960), (2520, 77961), (2730, 71964), (2808, 69965), (3276, 59970), (3510, 55972), (3640, 53973), (3780, 51974), (3998, 49140), (4095, 47976), (4680, 41979), (4914, 39980), (5460, 35982), (5997, 32760), (6552, 29985), (7020, 27986), (7560, 25987), (7996, 24570), (8190, 23988), (9828, 19990), (9995, 19656), (10920, 17991), (11994, 16380), (12285, 15992), (13993, 14040)]