1213904520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{42683}}^1$

素因数の和:42779

約数の個数: 96

約数和(自身を含む): 3995222400

約数和(自身を除く): 2781317880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 474, 632, 711, 790, 948, 1185, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 4740, 5688, 7110, 9480, 14220, 28440, 42683, 85366, 128049, 170732, 213415, 256098, 341464, 384147, 426830, 512196, 640245, 768294, 853660, 1024392, 1280490, 1536588, 1707320, 1920735, 2560980, 3073176, 3371957, 3841470, 5121960, 6743914, 7682940, 10115871, 13487828, 15365880, 16859785, 20231742, 26975656, 30347613, 33719570, 40463484, 50579355, 60695226, 67439140, 80926968, 101158710, 121390452, 134878280, 151738065, 202317420, 242780904, 303476130, 404634840, 606952260, 1213904520]

約数ペア:

[(1, 1213904520), (2, 606952260), (3, 404634840), (4, 303476130), (5, 242780904), (6, 202317420), (8, 151738065), (9, 134878280), (10, 121390452), (12, 101158710), (15, 80926968), (18, 67439140), (20, 60695226), (24, 50579355), (30, 40463484), (36, 33719570), (40, 30347613), (45, 26975656), (60, 20231742), (72, 16859785), (79, 15365880), (90, 13487828), (120, 10115871), (158, 7682940), (180, 6743914), (237, 5121960), (316, 3841470), (360, 3371957), (395, 3073176), (474, 2560980), (632, 1920735), (711, 1707320), (790, 1536588), (948, 1280490), (1185, 1024392), (1422, 853660), (1580, 768294), (1896, 640245), (2370, 512196), (2844, 426830), (3160, 384147), (3555, 341464), (4740, 256098), (5688, 213415), (7110, 170732), (9480, 128049), (14220, 85366), (28440, 42683)]