72653910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:306

約数の個数: 128

約数和(自身を含む): 212889600

約数和(自身を除く): 140235690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 131, 133, 139, 190, 210, 262, 266, 278, 285, 393, 399, 417, 570, 655, 665, 695, 786, 798, 834, 917, 973, 1310, 1330, 1390, 1834, 1946, 1965, 1995, 2085, 2489, 2641, 2751, 2919, 3930, 3990, 4170, 4585, 4865, 4978, 5282, 5502, 5838, 7467, 7923, 9170, 9730, 12445, 13205, 13755, 14595, 14934, 15846, 17423, 18209, 18487, 24890, 26410, 27510, 29190, 34846, 36418, 36974, 37335, 39615, 52269, 54627, 55461, 74670, 79230, 87115, 91045, 92435, 104538, 109254, 110922, 127463, 174230, 182090, 184870, 254926, 261345, 273135, 277305, 345971, 382389, 522690, 546270, 554610, 637315, 691942, 764778, 1037913, 1274630, 1729855, 1911945, 2075826, 2421797, 3459710, 3823890, 4843594, 5189565, 7265391, 10379130, 12108985, 14530782, 24217970, 36326955, 72653910]

約数ペア:

[(1, 72653910), (2, 36326955), (3, 24217970), (5, 14530782), (6, 12108985), (7, 10379130), (10, 7265391), (14, 5189565), (15, 4843594), (19, 3823890), (21, 3459710), (30, 2421797), (35, 2075826), (38, 1911945), (42, 1729855), (57, 1274630), (70, 1037913), (95, 764778), (105, 691942), (114, 637315), (131, 554610), (133, 546270), (139, 522690), (190, 382389), (210, 345971), (262, 277305), (266, 273135), (278, 261345), (285, 254926), (393, 184870), (399, 182090), (417, 174230), (570, 127463), (655, 110922), (665, 109254), (695, 104538), (786, 92435), (798, 91045), (834, 87115), (917, 79230), (973, 74670), (1310, 55461), (1330, 54627), (1390, 52269), (1834, 39615), (1946, 37335), (1965, 36974), (1995, 36418), (2085, 34846), (2489, 29190), (2641, 27510), (2751, 26410), (2919, 24890), (3930, 18487), (3990, 18209), (4170, 17423), (4585, 15846), (4865, 14934), (4978, 14595), (5282, 13755), (5502, 13205), (5838, 12445), (7467, 9730), (7923, 9170)]