2221812180

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{65309}}^1$

素因数の和:65340

約数の個数: 144

約数和(自身を含む): 7987674240

約数和(自身を除く): 5765862060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8505, 11340, 17010, 34020, 65309, 130618, 195927, 261236, 326545, 391854, 457163, 587781, 653090, 783708, 914326, 979635, 1175562, 1306180, 1371489, 1763343, 1828652, 1959270, 2285815, 2351124, 2742978, 2938905, 3526686, 3918540, 4114467, 4571630, 5290029, 5485956, 5877810, 6857445, 7053372, 8228934, 8816715, 9143260, 10580058, 11755620, 12343401, 13714890, 15870087, 16457868, 17633430, 20572335, 21160116, 24686802, 26450145, 27429780, 31740174, 35266860, 37030203, 41144670, 49373604, 52900290, 61717005, 63480348, 74060406, 79350435, 82289340, 105800580, 111090609, 123434010, 148120812, 158700870, 185151015, 222181218, 246868020, 317401740, 370302030, 444362436, 555453045, 740604060, 1110906090, 2221812180]

約数ペア:

[(1, 2221812180), (2, 1110906090), (3, 740604060), (4, 555453045), (5, 444362436), (6, 370302030), (7, 317401740), (9, 246868020), (10, 222181218), (12, 185151015), (14, 158700870), (15, 148120812), (18, 123434010), (20, 111090609), (21, 105800580), (27, 82289340), (28, 79350435), (30, 74060406), (35, 63480348), (36, 61717005), (42, 52900290), (45, 49373604), (54, 41144670), (60, 37030203), (63, 35266860), (70, 31740174), (81, 27429780), (84, 26450145), (90, 24686802), (105, 21160116), (108, 20572335), (126, 17633430), (135, 16457868), (140, 15870087), (162, 13714890), (180, 12343401), (189, 11755620), (210, 10580058), (243, 9143260), (252, 8816715), (270, 8228934), (315, 7053372), (324, 6857445), (378, 5877810), (405, 5485956), (420, 5290029), (486, 4571630), (540, 4114467), (567, 3918540), (630, 3526686), (756, 2938905), (810, 2742978), (945, 2351124), (972, 2285815), (1134, 1959270), (1215, 1828652), (1260, 1763343), (1620, 1371489), (1701, 1306180), (1890, 1175562), (2268, 979635), (2430, 914326), (2835, 783708), (3402, 653090), (3780, 587781), (4860, 457163), (5670, 391854), (6804, 326545), (8505, 261236), (11340, 195927), (17010, 130618), (34020, 65309)]