1640870448

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{8831}}^1$

素因数の和:8935

約数の個数: 120

約数和(自身を含む): 4993966080

約数和(自身を除く): 3353095632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 79, 84, 98, 112, 147, 158, 168, 196, 237, 294, 316, 336, 392, 474, 553, 588, 632, 784, 948, 1106, 1176, 1264, 1659, 1896, 2212, 2352, 3318, 3792, 3871, 4424, 6636, 7742, 8831, 8848, 11613, 13272, 15484, 17662, 23226, 26493, 26544, 30968, 35324, 46452, 52986, 61817, 61936, 70648, 92904, 105972, 123634, 141296, 185451, 185808, 211944, 247268, 370902, 423888, 432719, 494536, 697649, 741804, 865438, 989072, 1298157, 1395298, 1483608, 1730876, 2092947, 2596314, 2790596, 2967216, 3461752, 4185894, 4883543, 5192628, 5581192, 6923504, 8371788, 9767086, 10385256, 11162384, 14650629, 16743576, 19534172, 20770512, 29301258, 33487152, 34184801, 39068344, 58602516, 68369602, 78136688, 102554403, 117205032, 136739204, 205108806, 234410064, 273478408, 410217612, 546956816, 820435224, 1640870448]

約数ペア:

[(1, 1640870448), (2, 820435224), (3, 546956816), (4, 410217612), (6, 273478408), (7, 234410064), (8, 205108806), (12, 136739204), (14, 117205032), (16, 102554403), (21, 78136688), (24, 68369602), (28, 58602516), (42, 39068344), (48, 34184801), (49, 33487152), (56, 29301258), (79, 20770512), (84, 19534172), (98, 16743576), (112, 14650629), (147, 11162384), (158, 10385256), (168, 9767086), (196, 8371788), (237, 6923504), (294, 5581192), (316, 5192628), (336, 4883543), (392, 4185894), (474, 3461752), (553, 2967216), (588, 2790596), (632, 2596314), (784, 2092947), (948, 1730876), (1106, 1483608), (1176, 1395298), (1264, 1298157), (1659, 989072), (1896, 865438), (2212, 741804), (2352, 697649), (3318, 494536), (3792, 432719), (3871, 423888), (4424, 370902), (6636, 247268), (7742, 211944), (8831, 185808), (8848, 185451), (11613, 141296), (13272, 123634), (15484, 105972), (17662, 92904), (23226, 70648), (26493, 61936), (26544, 61817), (30968, 52986), (35324, 46452)]