203992740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8521}}^1$

素因数の和:8562

約数の個数: 144

約数和(自身を含む): 744481920

約数和(自身を除く): 540489180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 8521, 11970, 17042, 23940, 25563, 34084, 42605, 51126, 59647, 76689, 85210, 102252, 119294, 127815, 153378, 161899, 170420, 178941, 238588, 255630, 298235, 306756, 323798, 357882, 383445, 485697, 511260, 536823, 596470, 647596, 715764, 766890, 809495, 894705, 971394, 1073646, 1133293, 1192940, 1457091, 1533780, 1618990, 1789410, 1942788, 2147292, 2266586, 2428485, 2684115, 2914182, 3237980, 3399879, 3578820, 4533172, 4856970, 5368230, 5666465, 5828364, 6799758, 7285455, 9713940, 10199637, 10736460, 11332930, 13599516, 14570910, 16999395, 20399274, 22665860, 29141820, 33998790, 40798548, 50998185, 67997580, 101996370, 203992740]

約数ペア:

[(1, 203992740), (2, 101996370), (3, 67997580), (4, 50998185), (5, 40798548), (6, 33998790), (7, 29141820), (9, 22665860), (10, 20399274), (12, 16999395), (14, 14570910), (15, 13599516), (18, 11332930), (19, 10736460), (20, 10199637), (21, 9713940), (28, 7285455), (30, 6799758), (35, 5828364), (36, 5666465), (38, 5368230), (42, 4856970), (45, 4533172), (57, 3578820), (60, 3399879), (63, 3237980), (70, 2914182), (76, 2684115), (84, 2428485), (90, 2266586), (95, 2147292), (105, 1942788), (114, 1789410), (126, 1618990), (133, 1533780), (140, 1457091), (171, 1192940), (180, 1133293), (190, 1073646), (210, 971394), (228, 894705), (252, 809495), (266, 766890), (285, 715764), (315, 647596), (342, 596470), (380, 536823), (399, 511260), (420, 485697), (532, 383445), (570, 357882), (630, 323798), (665, 306756), (684, 298235), (798, 255630), (855, 238588), (1140, 178941), (1197, 170420), (1260, 161899), (1330, 153378), (1596, 127815), (1710, 119294), (1995, 102252), (2394, 85210), (2660, 76689), (3420, 59647), (3990, 51126), (4788, 42605), (5985, 34084), (7980, 25563), (8521, 23940), (11970, 17042)]