640628544

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{196271}}^1$

素因数の和:196303

約数の個数: 56

約数和(自身を含む): 1794711168

約数和(自身を除く): 1154082624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 408, 544, 816, 1088, 1632, 3264, 196271, 392542, 588813, 785084, 1177626, 1570168, 2355252, 3140336, 3336607, 4710504, 6280672, 6673214, 9421008, 10009821, 12561344, 13346428, 18842016, 20019642, 26692856, 37684032, 40039284, 53385712, 80078568, 106771424, 160157136, 213542848, 320314272, 640628544]

約数ペア:

[(1, 640628544), (2, 320314272), (3, 213542848), (4, 160157136), (6, 106771424), (8, 80078568), (12, 53385712), (16, 40039284), (17, 37684032), (24, 26692856), (32, 20019642), (34, 18842016), (48, 13346428), (51, 12561344), (64, 10009821), (68, 9421008), (96, 6673214), (102, 6280672), (136, 4710504), (192, 3336607), (204, 3140336), (272, 2355252), (408, 1570168), (544, 1177626), (816, 785084), (1088, 588813), (1632, 392542), (3264, 196271)]