491787360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{653}}^1$

素因数の和:1197

約数の個数: 144

約数和(自身を含む): 1684008144

約数和(自身を除く): 1192220784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 523, 653, 720, 1046, 1306, 1440, 1569, 1959, 2092, 2612, 2615, 3138, 3265, 3918, 4184, 4707, 5224, 5230, 5877, 6276, 6530, 7836, 7845, 8368, 9414, 9795, 10448, 10460, 11754, 12552, 13060, 15672, 15690, 16736, 18828, 19590, 20896, 20920, 23508, 23535, 25104, 26120, 29385, 31344, 31380, 37656, 39180, 41840, 47016, 47070, 50208, 52240, 58770, 62688, 62760, 75312, 78360, 83680, 94032, 94140, 104480, 117540, 125520, 150624, 156720, 188064, 188280, 235080, 251040, 313440, 341519, 376560, 470160, 683038, 753120, 940320, 1024557, 1366076, 1707595, 2049114, 2732152, 3073671, 3415190, 4098228, 5122785, 5464304, 6147342, 6830380, 8196456, 10245570, 10928608, 12294684, 13660760, 15368355, 16392912, 20491140, 24589368, 27321520, 30736710, 32785824, 40982280, 49178736, 54643040, 61473420, 81964560, 98357472, 122946840, 163929120, 245893680, 491787360]

約数ペア:

[(1, 491787360), (2, 245893680), (3, 163929120), (4, 122946840), (5, 98357472), (6, 81964560), (8, 61473420), (9, 54643040), (10, 49178736), (12, 40982280), (15, 32785824), (16, 30736710), (18, 27321520), (20, 24589368), (24, 20491140), (30, 16392912), (32, 15368355), (36, 13660760), (40, 12294684), (45, 10928608), (48, 10245570), (60, 8196456), (72, 6830380), (80, 6147342), (90, 5464304), (96, 5122785), (120, 4098228), (144, 3415190), (160, 3073671), (180, 2732152), (240, 2049114), (288, 1707595), (360, 1366076), (480, 1024557), (523, 940320), (653, 753120), (720, 683038), (1046, 470160), (1306, 376560), (1440, 341519), (1569, 313440), (1959, 251040), (2092, 235080), (2612, 188280), (2615, 188064), (3138, 156720), (3265, 150624), (3918, 125520), (4184, 117540), (4707, 104480), (5224, 94140), (5230, 94032), (5877, 83680), (6276, 78360), (6530, 75312), (7836, 62760), (7845, 62688), (8368, 58770), (9414, 52240), (9795, 50208), (10448, 47070), (10460, 47016), (11754, 41840), (12552, 39180), (13060, 37656), (15672, 31380), (15690, 31344), (16736, 29385), (18828, 26120), (19590, 25104), (20896, 23535), (20920, 23508)]