645595320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{60449}}^1$

素因数の和:60552

約数の個数: 64

約数和(自身を含む): 1958580000

約数和(自身を除く): 1312984680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 60449, 120898, 181347, 241796, 302245, 362694, 483592, 604490, 725388, 906735, 1208980, 1450776, 1813470, 2417960, 3626940, 5379961, 7253880, 10759922, 16139883, 21519844, 26899805, 32279766, 43039688, 53799610, 64559532, 80699415, 107599220, 129119064, 161398830, 215198440, 322797660, 645595320]

約数ペア:

[(1, 645595320), (2, 322797660), (3, 215198440), (4, 161398830), (5, 129119064), (6, 107599220), (8, 80699415), (10, 64559532), (12, 53799610), (15, 43039688), (20, 32279766), (24, 26899805), (30, 21519844), (40, 16139883), (60, 10759922), (89, 7253880), (120, 5379961), (178, 3626940), (267, 2417960), (356, 1813470), (445, 1450776), (534, 1208980), (712, 906735), (890, 725388), (1068, 604490), (1335, 483592), (1780, 362694), (2136, 302245), (2670, 241796), (3560, 181347), (5340, 120898), (10680, 60449)]