51379380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{563}}^1$

素因数の和:607

約数の個数: 144

約数和(自身を含む): 173396160

約数和(自身を除く): 122016780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 169, 180, 195, 234, 260, 270, 338, 351, 390, 468, 507, 540, 563, 585, 676, 702, 780, 845, 1014, 1126, 1170, 1404, 1521, 1689, 1690, 1755, 2028, 2252, 2340, 2535, 2815, 3042, 3378, 3380, 3510, 4563, 5067, 5070, 5630, 6084, 6756, 7020, 7319, 7605, 8445, 9126, 10134, 10140, 11260, 14638, 15201, 15210, 16890, 18252, 20268, 21957, 22815, 25335, 29276, 30402, 30420, 33780, 36595, 43914, 45630, 50670, 60804, 65871, 73190, 76005, 87828, 91260, 95147, 101340, 109785, 131742, 146380, 152010, 190294, 197613, 219570, 263484, 285441, 304020, 329355, 380588, 395226, 439140, 475735, 570882, 658710, 790452, 856323, 951470, 988065, 1141764, 1317420, 1427205, 1712646, 1902940, 1976130, 2568969, 2854410, 3425292, 3952260, 4281615, 5137938, 5708820, 8563230, 10275876, 12844845, 17126460, 25689690, 51379380]

約数ペア:

[(1, 51379380), (2, 25689690), (3, 17126460), (4, 12844845), (5, 10275876), (6, 8563230), (9, 5708820), (10, 5137938), (12, 4281615), (13, 3952260), (15, 3425292), (18, 2854410), (20, 2568969), (26, 1976130), (27, 1902940), (30, 1712646), (36, 1427205), (39, 1317420), (45, 1141764), (52, 988065), (54, 951470), (60, 856323), (65, 790452), (78, 658710), (90, 570882), (108, 475735), (117, 439140), (130, 395226), (135, 380588), (156, 329355), (169, 304020), (180, 285441), (195, 263484), (234, 219570), (260, 197613), (270, 190294), (338, 152010), (351, 146380), (390, 131742), (468, 109785), (507, 101340), (540, 95147), (563, 91260), (585, 87828), (676, 76005), (702, 73190), (780, 65871), (845, 60804), (1014, 50670), (1126, 45630), (1170, 43914), (1404, 36595), (1521, 33780), (1689, 30420), (1690, 30402), (1755, 29276), (2028, 25335), (2252, 22815), (2340, 21957), (2535, 20268), (2815, 18252), (3042, 16890), (3378, 15210), (3380, 15201), (3510, 14638), (4563, 11260), (5067, 10140), (5070, 10134), (5630, 9126), (6084, 8445), (6756, 7605), (7020, 7319)]