400362207720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{12311261}}^1$

素因数の和:12311546

約数の個数: 64

約数和(自身を含む): 1205518775040

約数和(自身を除く): 805156567320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 1084, 1355, 1626, 2168, 2710, 3252, 4065, 5420, 6504, 8130, 10840, 16260, 32520, 12311261, 24622522, 36933783, 49245044, 61556305, 73867566, 98490088, 123112610, 147735132, 184668915, 246225220, 295470264, 369337830, 492450440, 738675660, 1477351320, 3336351731, 6672703462, 10009055193, 13345406924, 16681758655, 20018110386, 26690813848, 33363517310, 40036220772, 50045275965, 66727034620, 80072441544, 100090551930, 133454069240, 200181103860, 400362207720]

約数ペア:

[(1, 400362207720), (2, 200181103860), (3, 133454069240), (4, 100090551930), (5, 80072441544), (6, 66727034620), (8, 50045275965), (10, 40036220772), (12, 33363517310), (15, 26690813848), (20, 20018110386), (24, 16681758655), (30, 13345406924), (40, 10009055193), (60, 6672703462), (120, 3336351731), (271, 1477351320), (542, 738675660), (813, 492450440), (1084, 369337830), (1355, 295470264), (1626, 246225220), (2168, 184668915), (2710, 147735132), (3252, 123112610), (4065, 98490088), (5420, 73867566), (6504, 61556305), (8130, 49245044), (10840, 36933783), (16260, 24622522), (32520, 12311261)]