180784240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1359

約数の個数: 160

約数和(自身を含む): 544965120

約数和(自身を除く): 364180880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 364, 380, 455, 494, 520, 532, 560, 665, 728, 760, 910, 988, 1040, 1064, 1235, 1307, 1330, 1456, 1520, 1729, 1820, 1976, 2128, 2470, 2614, 2660, 3458, 3640, 3952, 4940, 5228, 5320, 6535, 6916, 7280, 8645, 9149, 9880, 10456, 10640, 13070, 13832, 16991, 17290, 18298, 19760, 20912, 24833, 26140, 27664, 33982, 34580, 36596, 45745, 49666, 52280, 67964, 69160, 73192, 84955, 91490, 99332, 104560, 118937, 124165, 135928, 138320, 146384, 169910, 173831, 182980, 198664, 237874, 248330, 271856, 322829, 339820, 347662, 365960, 397328, 475748, 496660, 594685, 645658, 679640, 695324, 731920, 869155, 951496, 993320, 1189370, 1291316, 1359280, 1390648, 1614145, 1738310, 1902992, 1986640, 2259803, 2378740, 2582632, 2781296, 3228290, 3476620, 4519606, 4757480, 5165264, 6456580, 6953240, 9039212, 9514960, 11299015, 12913160, 13906480, 18078424, 22598030, 25826320, 36156848, 45196060, 90392120, 180784240]

約数ペア:

[(1, 180784240), (2, 90392120), (4, 45196060), (5, 36156848), (7, 25826320), (8, 22598030), (10, 18078424), (13, 13906480), (14, 12913160), (16, 11299015), (19, 9514960), (20, 9039212), (26, 6953240), (28, 6456580), (35, 5165264), (38, 4757480), (40, 4519606), (52, 3476620), (56, 3228290), (65, 2781296), (70, 2582632), (76, 2378740), (80, 2259803), (91, 1986640), (95, 1902992), (104, 1738310), (112, 1614145), (130, 1390648), (133, 1359280), (140, 1291316), (152, 1189370), (182, 993320), (190, 951496), (208, 869155), (247, 731920), (260, 695324), (266, 679640), (280, 645658), (304, 594685), (364, 496660), (380, 475748), (455, 397328), (494, 365960), (520, 347662), (532, 339820), (560, 322829), (665, 271856), (728, 248330), (760, 237874), (910, 198664), (988, 182980), (1040, 173831), (1064, 169910), (1235, 146384), (1307, 138320), (1330, 135928), (1456, 124165), (1520, 118937), (1729, 104560), (1820, 99332), (1976, 91490), (2128, 84955), (2470, 73192), (2614, 69160), (2660, 67964), (3458, 52280), (3640, 49666), (3952, 45745), (4940, 36596), (5228, 34580), (5320, 33982), (6535, 27664), (6916, 26140), (7280, 24833), (8645, 20912), (9149, 19760), (9880, 18298), (10456, 17290), (10640, 16991), (13070, 13832)]