1872780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{13}}^1$

素因数の和:53

約数の個数: 120

約数和(自身を含む): 6587952

約数和(自身を除く): 4715172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 343, 364, 390, 420, 455, 490, 546, 588, 637, 686, 735, 780, 910, 980, 1029, 1092, 1274, 1365, 1372, 1470, 1715, 1820, 1911, 2058, 2401, 2548, 2730, 2940, 3185, 3430, 3822, 4116, 4459, 4802, 5145, 5460, 6370, 6860, 7203, 7644, 8918, 9555, 9604, 10290, 12005, 12740, 13377, 14406, 17836, 19110, 20580, 22295, 24010, 26754, 28812, 31213, 36015, 38220, 44590, 48020, 53508, 62426, 66885, 72030, 89180, 93639, 124852, 133770, 144060, 156065, 187278, 267540, 312130, 374556, 468195, 624260, 936390, 1872780]

約数ペア:

[(1, 1872780), (2, 936390), (3, 624260), (4, 468195), (5, 374556), (6, 312130), (7, 267540), (10, 187278), (12, 156065), (13, 144060), (14, 133770), (15, 124852), (20, 93639), (21, 89180), (26, 72030), (28, 66885), (30, 62426), (35, 53508), (39, 48020), (42, 44590), (49, 38220), (52, 36015), (60, 31213), (65, 28812), (70, 26754), (78, 24010), (84, 22295), (91, 20580), (98, 19110), (105, 17836), (130, 14406), (140, 13377), (147, 12740), (156, 12005), (182, 10290), (195, 9604), (196, 9555), (210, 8918), (245, 7644), (260, 7203), (273, 6860), (294, 6370), (343, 5460), (364, 5145), (390, 4802), (420, 4459), (455, 4116), (490, 3822), (546, 3430), (588, 3185), (637, 2940), (686, 2730), (735, 2548), (780, 2401), (910, 2058), (980, 1911), (1029, 1820), (1092, 1715), (1274, 1470), (1365, 1372)]