201431970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1200

約数の個数: 96

約数和(自身を含む): 549918720

約数和(自身を除く): 348486750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 71, 87, 90, 142, 145, 174, 213, 261, 290, 355, 426, 435, 522, 639, 710, 870, 1065, 1087, 1278, 1305, 2059, 2130, 2174, 2610, 3195, 3261, 4118, 5435, 6177, 6390, 6522, 9783, 10295, 10870, 12354, 16305, 18531, 19566, 20590, 30885, 31523, 32610, 37062, 48915, 61770, 63046, 77177, 92655, 94569, 97830, 154354, 157615, 185310, 189138, 231531, 283707, 315230, 385885, 463062, 472845, 567414, 694593, 771770, 945690, 1157655, 1389186, 1418535, 2238133, 2315310, 2837070, 3472965, 4476266, 6714399, 6945930, 11190665, 13428798, 20143197, 22381330, 33571995, 40286394, 67143990, 100715985, 201431970]

約数ペア:

[(1, 201431970), (2, 100715985), (3, 67143990), (5, 40286394), (6, 33571995), (9, 22381330), (10, 20143197), (15, 13428798), (18, 11190665), (29, 6945930), (30, 6714399), (45, 4476266), (58, 3472965), (71, 2837070), (87, 2315310), (90, 2238133), (142, 1418535), (145, 1389186), (174, 1157655), (213, 945690), (261, 771770), (290, 694593), (355, 567414), (426, 472845), (435, 463062), (522, 385885), (639, 315230), (710, 283707), (870, 231531), (1065, 189138), (1087, 185310), (1278, 157615), (1305, 154354), (2059, 97830), (2130, 94569), (2174, 92655), (2610, 77177), (3195, 63046), (3261, 61770), (4118, 48915), (5435, 37062), (6177, 32610), (6390, 31523), (6522, 30885), (9783, 20590), (10295, 19566), (10870, 18531), (12354, 16305)]