331905280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2224

約数の個数: 144

約数和(自身を含む): 962478720

約数和(自身を除く): 630573440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2176, 2179, 2240, 2380, 2720, 3808, 4352, 4358, 4480, 4760, 5440, 7616, 8716, 8960, 9520, 10880, 10895, 15232, 15253, 17432, 19040, 21760, 21790, 30464, 30506, 34864, 37043, 38080, 43580, 61012, 69728, 74086, 76160, 76265, 87160, 122024, 139456, 148172, 152320, 152530, 174320, 185215, 244048, 259301, 278912, 296344, 305060, 348640, 370430, 488096, 518602, 557824, 592688, 610120, 697280, 740860, 976192, 1037204, 1185376, 1220240, 1296505, 1394560, 1481720, 1952384, 2074408, 2370752, 2440480, 2593010, 2789120, 2963440, 3904768, 4148816, 4741504, 4880960, 5186020, 5926880, 8297632, 9483008, 9761920, 10372040, 11853760, 16595264, 19523840, 20744080, 23707520, 33190528, 41488160, 47415040, 66381056, 82976320, 165952640, 331905280]

約数ペア:

[(1, 331905280), (2, 165952640), (4, 82976320), (5, 66381056), (7, 47415040), (8, 41488160), (10, 33190528), (14, 23707520), (16, 20744080), (17, 19523840), (20, 16595264), (28, 11853760), (32, 10372040), (34, 9761920), (35, 9483008), (40, 8297632), (56, 5926880), (64, 5186020), (68, 4880960), (70, 4741504), (80, 4148816), (85, 3904768), (112, 2963440), (119, 2789120), (128, 2593010), (136, 2440480), (140, 2370752), (160, 2074408), (170, 1952384), (224, 1481720), (238, 1394560), (256, 1296505), (272, 1220240), (280, 1185376), (320, 1037204), (340, 976192), (448, 740860), (476, 697280), (544, 610120), (560, 592688), (595, 557824), (640, 518602), (680, 488096), (896, 370430), (952, 348640), (1088, 305060), (1120, 296344), (1190, 278912), (1280, 259301), (1360, 244048), (1792, 185215), (1904, 174320), (2176, 152530), (2179, 152320), (2240, 148172), (2380, 139456), (2720, 122024), (3808, 87160), (4352, 76265), (4358, 76160), (4480, 74086), (4760, 69728), (5440, 61012), (7616, 43580), (8716, 38080), (8960, 37043), (9520, 34864), (10880, 30506), (10895, 30464), (15232, 21790), (15253, 21760), (17432, 19040)]