1310697920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20177}}^1$

素因数の和:20230

約数の個数: 112

約数和(自身を含む): 3690152640

約数和(自身を除く): 2379454720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 1856, 2030, 2240, 2320, 3248, 4060, 4640, 6496, 8120, 9280, 12992, 16240, 20177, 32480, 40354, 64960, 80708, 100885, 141239, 161416, 201770, 282478, 322832, 403540, 564956, 585133, 645664, 706195, 807080, 1129912, 1170266, 1291328, 1412390, 1614160, 2259824, 2340532, 2824780, 2925665, 3228320, 4095931, 4519648, 4681064, 5649560, 5851330, 6456640, 8191862, 9039296, 9362128, 11299120, 11702660, 16383724, 18724256, 20479655, 22598240, 23405320, 32767448, 37448512, 40959310, 45196480, 46810640, 65534896, 81918620, 93621280, 131069792, 163837240, 187242560, 262139584, 327674480, 655348960, 1310697920]

約数ペア:

[(1, 1310697920), (2, 655348960), (4, 327674480), (5, 262139584), (7, 187242560), (8, 163837240), (10, 131069792), (14, 93621280), (16, 81918620), (20, 65534896), (28, 46810640), (29, 45196480), (32, 40959310), (35, 37448512), (40, 32767448), (56, 23405320), (58, 22598240), (64, 20479655), (70, 18724256), (80, 16383724), (112, 11702660), (116, 11299120), (140, 9362128), (145, 9039296), (160, 8191862), (203, 6456640), (224, 5851330), (232, 5649560), (280, 4681064), (290, 4519648), (320, 4095931), (406, 3228320), (448, 2925665), (464, 2824780), (560, 2340532), (580, 2259824), (812, 1614160), (928, 1412390), (1015, 1291328), (1120, 1170266), (1160, 1129912), (1624, 807080), (1856, 706195), (2030, 645664), (2240, 585133), (2320, 564956), (3248, 403540), (4060, 322832), (4640, 282478), (6496, 201770), (8120, 161416), (9280, 141239), (12992, 100885), (16240, 80708), (20177, 64960), (32480, 40354)]