18001546240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113417}}^1$

素因数の和:113473

約数の個数: 88

約数和(自身を含む): 44575996032

約数和(自身を除く): 26574449792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 9920, 15872, 19840, 31744, 39680, 79360, 113417, 158720, 226834, 453668, 567085, 907336, 1134170, 1814672, 2268340, 3515927, 3629344, 4536680, 7031854, 7258688, 9073360, 14063708, 14517376, 17579635, 18146720, 28127416, 29034752, 35159270, 36293440, 56254832, 58069504, 70318540, 72586880, 112509664, 116139008, 140637080, 145173760, 225019328, 281274160, 290347520, 450038656, 562548320, 580695040, 900077312, 1125096640, 1800154624, 2250193280, 3600309248, 4500386560, 9000773120, 18001546240]

約数ペア:

[(1, 18001546240), (2, 9000773120), (4, 4500386560), (5, 3600309248), (8, 2250193280), (10, 1800154624), (16, 1125096640), (20, 900077312), (31, 580695040), (32, 562548320), (40, 450038656), (62, 290347520), (64, 281274160), (80, 225019328), (124, 145173760), (128, 140637080), (155, 116139008), (160, 112509664), (248, 72586880), (256, 70318540), (310, 58069504), (320, 56254832), (496, 36293440), (512, 35159270), (620, 29034752), (640, 28127416), (992, 18146720), (1024, 17579635), (1240, 14517376), (1280, 14063708), (1984, 9073360), (2480, 7258688), (2560, 7031854), (3968, 4536680), (4960, 3629344), (5120, 3515927), (7936, 2268340), (9920, 1814672), (15872, 1134170), (19840, 907336), (31744, 567085), (39680, 453668), (79360, 226834), (113417, 158720)]