2705128400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:550

約数の個数: 240

約数和(自身を含む): 7532517888

約数和(自身を除く): 4827389488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 71, 80, 85, 100, 104, 130, 136, 142, 170, 200, 208, 221, 260, 272, 284, 325, 340, 355, 400, 425, 431, 442, 520, 568, 650, 680, 710, 850, 862, 884, 923, 1040, 1105, 1136, 1207, 1300, 1360, 1420, 1700, 1724, 1768, 1775, 1846, 2155, 2210, 2414, 2600, 2840, 3400, 3448, 3536, 3550, 3692, 4310, 4420, 4615, 4828, 5200, 5525, 5603, 5680, 6035, 6800, 6896, 7100, 7327, 7384, 8620, 8840, 9230, 9656, 10775, 11050, 11206, 12070, 14200, 14654, 14768, 15691, 17240, 17680, 18460, 19312, 21550, 22100, 22412, 23075, 24140, 28015, 28400, 29308, 30175, 30601, 31382, 34480, 36635, 36920, 43100, 44200, 44824, 46150, 48280, 56030, 58616, 60350, 61202, 62764, 73270, 73840, 78455, 86200, 88400, 89648, 92300, 95251, 96560, 112060, 117232, 120700, 122404, 125528, 140075, 146540, 153005, 156910, 172400, 183175, 184600, 190502, 224120, 241400, 244808, 251056, 280150, 293080, 306010, 313820, 366350, 369200, 381004, 392275, 397813, 448240, 476255, 482800, 489616, 520217, 560300, 586160, 612020, 627640, 732700, 762008, 765025, 784550, 795626, 952510, 1040434, 1120600, 1224040, 1255280, 1465400, 1524016, 1530050, 1569100, 1591252, 1905020, 1989065, 2080868, 2241200, 2381275, 2448080, 2601085, 2930800, 3060100, 3138200, 3182504, 3810040, 3978130, 4161736, 4762550, 5202170, 6120200, 6276400, 6365008, 6762821, 7620080, 7956260, 8323472, 9525100, 9945325, 10404340, 12240400, 13005425, 13525642, 15912520, 19050200, 19890650, 20808680, 26010850, 27051284, 31825040, 33814105, 38100400, 39781300, 41617360, 52021700, 54102568, 67628210, 79562600, 104043400, 108205136, 135256420, 159125200, 169070525, 208086800, 270512840, 338141050, 541025680, 676282100, 1352564200, 2705128400]

約数ペア:

[(1, 2705128400), (2, 1352564200), (4, 676282100), (5, 541025680), (8, 338141050), (10, 270512840), (13, 208086800), (16, 169070525), (17, 159125200), (20, 135256420), (25, 108205136), (26, 104043400), (34, 79562600), (40, 67628210), (50, 54102568), (52, 52021700), (65, 41617360), (68, 39781300), (71, 38100400), (80, 33814105), (85, 31825040), (100, 27051284), (104, 26010850), (130, 20808680), (136, 19890650), (142, 19050200), (170, 15912520), (200, 13525642), (208, 13005425), (221, 12240400), (260, 10404340), (272, 9945325), (284, 9525100), (325, 8323472), (340, 7956260), (355, 7620080), (400, 6762821), (425, 6365008), (431, 6276400), (442, 6120200), (520, 5202170), (568, 4762550), (650, 4161736), (680, 3978130), (710, 3810040), (850, 3182504), (862, 3138200), (884, 3060100), (923, 2930800), (1040, 2601085), (1105, 2448080), (1136, 2381275), (1207, 2241200), (1300, 2080868), (1360, 1989065), (1420, 1905020), (1700, 1591252), (1724, 1569100), (1768, 1530050), (1775, 1524016), (1846, 1465400), (2155, 1255280), (2210, 1224040), (2414, 1120600), (2600, 1040434), (2840, 952510), (3400, 795626), (3448, 784550), (3536, 765025), (3550, 762008), (3692, 732700), (4310, 627640), (4420, 612020), (4615, 586160), (4828, 560300), (5200, 520217), (5525, 489616), (5603, 482800), (5680, 476255), (6035, 448240), (6800, 397813), (6896, 392275), (7100, 381004), (7327, 369200), (7384, 366350), (8620, 313820), (8840, 306010), (9230, 293080), (9656, 280150), (10775, 251056), (11050, 244808), (11206, 241400), (12070, 224120), (14200, 190502), (14654, 184600), (14768, 183175), (15691, 172400), (17240, 156910), (17680, 153005), (18460, 146540), (19312, 140075), (21550, 125528), (22100, 122404), (22412, 120700), (23075, 117232), (24140, 112060), (28015, 96560), (28400, 95251), (29308, 92300), (30175, 89648), (30601, 88400), (31382, 86200), (34480, 78455), (36635, 73840), (36920, 73270), (43100, 62764), (44200, 61202), (44824, 60350), (46150, 58616), (48280, 56030)]