409628240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1259}}^1$

素因数の和:1369

約数の個数: 120

約数和(自身を含む): 1122115680

約数和(自身を除く): 712487440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 83, 98, 112, 140, 166, 196, 245, 280, 332, 392, 415, 490, 560, 581, 664, 784, 830, 980, 1162, 1259, 1328, 1660, 1960, 2324, 2518, 2905, 3320, 3920, 4067, 4648, 5036, 5810, 6295, 6640, 8134, 8813, 9296, 10072, 11620, 12590, 16268, 17626, 20144, 20335, 23240, 25180, 32536, 35252, 40670, 44065, 46480, 50360, 61691, 65072, 70504, 81340, 88130, 100720, 104497, 123382, 141008, 162680, 176260, 208994, 246764, 308455, 325360, 352520, 417988, 493528, 522485, 616910, 705040, 731479, 835976, 987056, 1044970, 1233820, 1462958, 1671952, 2089940, 2467640, 2925916, 3657395, 4179880, 4935280, 5120353, 5851832, 7314790, 8359760, 10240706, 11703664, 14629580, 20481412, 25601765, 29259160, 40962824, 51203530, 58518320, 81925648, 102407060, 204814120, 409628240]

約数ペア:

[(1, 409628240), (2, 204814120), (4, 102407060), (5, 81925648), (7, 58518320), (8, 51203530), (10, 40962824), (14, 29259160), (16, 25601765), (20, 20481412), (28, 14629580), (35, 11703664), (40, 10240706), (49, 8359760), (56, 7314790), (70, 5851832), (80, 5120353), (83, 4935280), (98, 4179880), (112, 3657395), (140, 2925916), (166, 2467640), (196, 2089940), (245, 1671952), (280, 1462958), (332, 1233820), (392, 1044970), (415, 987056), (490, 835976), (560, 731479), (581, 705040), (664, 616910), (784, 522485), (830, 493528), (980, 417988), (1162, 352520), (1259, 325360), (1328, 308455), (1660, 246764), (1960, 208994), (2324, 176260), (2518, 162680), (2905, 141008), (3320, 123382), (3920, 104497), (4067, 100720), (4648, 88130), (5036, 81340), (5810, 70504), (6295, 65072), (6640, 61691), (8134, 50360), (8813, 46480), (9296, 44065), (10072, 40670), (11620, 35252), (12590, 32536), (16268, 25180), (17626, 23240), (20144, 20335)]