221169780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2011}}^1$

素因数の和:2086

約数の個数: 144

約数和(自身を含む): 738226944

約数和(自身を除く): 517057164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 390, 423, 468, 470, 564, 585, 611, 705, 780, 846, 940, 1170, 1222, 1410, 1692, 1833, 2011, 2115, 2340, 2444, 2820, 3055, 3666, 4022, 4230, 5499, 6033, 6110, 7332, 8044, 8460, 9165, 10055, 10998, 12066, 12220, 18099, 18330, 20110, 21996, 24132, 26143, 27495, 30165, 36198, 36660, 40220, 52286, 54990, 60330, 72396, 78429, 90495, 94517, 104572, 109980, 120660, 130715, 156858, 180990, 189034, 235287, 261430, 283551, 313716, 361980, 378068, 392145, 470574, 472585, 522860, 567102, 784290, 850653, 941148, 945170, 1134204, 1176435, 1228721, 1417755, 1568580, 1701306, 1890340, 2352870, 2457442, 2835510, 3402612, 3686163, 4253265, 4705740, 4914884, 5671020, 6143605, 7372326, 8506530, 11058489, 12287210, 14744652, 17013060, 18430815, 22116978, 24574420, 36861630, 44233956, 55292445, 73723260, 110584890, 221169780]

約数ペア:

[(1, 221169780), (2, 110584890), (3, 73723260), (4, 55292445), (5, 44233956), (6, 36861630), (9, 24574420), (10, 22116978), (12, 18430815), (13, 17013060), (15, 14744652), (18, 12287210), (20, 11058489), (26, 8506530), (30, 7372326), (36, 6143605), (39, 5671020), (45, 4914884), (47, 4705740), (52, 4253265), (60, 3686163), (65, 3402612), (78, 2835510), (90, 2457442), (94, 2352870), (117, 1890340), (130, 1701306), (141, 1568580), (156, 1417755), (180, 1228721), (188, 1176435), (195, 1134204), (234, 945170), (235, 941148), (260, 850653), (282, 784290), (390, 567102), (423, 522860), (468, 472585), (470, 470574), (564, 392145), (585, 378068), (611, 361980), (705, 313716), (780, 283551), (846, 261430), (940, 235287), (1170, 189034), (1222, 180990), (1410, 156858), (1692, 130715), (1833, 120660), (2011, 109980), (2115, 104572), (2340, 94517), (2444, 90495), (2820, 78429), (3055, 72396), (3666, 60330), (4022, 54990), (4230, 52286), (5499, 40220), (6033, 36660), (6110, 36198), (7332, 30165), (8044, 27495), (8460, 26143), (9165, 24132), (10055, 21996), (10998, 20110), (12066, 18330), (12220, 18099)]