18380400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 180

約数和(自身を含む): 63725832

約数和(自身を除く): 45345432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 48, 50, 51, 53, 60, 68, 75, 80, 85, 100, 102, 106, 120, 136, 150, 159, 170, 200, 204, 212, 240, 255, 265, 272, 289, 300, 318, 340, 400, 408, 424, 425, 510, 530, 578, 600, 636, 680, 795, 816, 848, 850, 867, 901, 1020, 1060, 1156, 1200, 1272, 1275, 1325, 1360, 1445, 1590, 1700, 1734, 1802, 2040, 2120, 2312, 2544, 2550, 2650, 2703, 2890, 3180, 3400, 3468, 3604, 3975, 4080, 4240, 4335, 4505, 4624, 5100, 5300, 5406, 5780, 6360, 6800, 6936, 7208, 7225, 7950, 8670, 9010, 10200, 10600, 10812, 11560, 12720, 13515, 13872, 14416, 14450, 15317, 15900, 17340, 18020, 20400, 21200, 21624, 21675, 22525, 23120, 27030, 28900, 30634, 31800, 34680, 36040, 43248, 43350, 45050, 45951, 54060, 57800, 61268, 63600, 67575, 69360, 72080, 76585, 86700, 90100, 91902, 108120, 115600, 122536, 135150, 153170, 173400, 180200, 183804, 216240, 229755, 245072, 270300, 306340, 346800, 360400, 367608, 382925, 459510, 540600, 612680, 735216, 765850, 919020, 1081200, 1148775, 1225360, 1531700, 1838040, 2297550, 3063400, 3676080, 4595100, 6126800, 9190200, 18380400]

約数ペア:

[(1, 18380400), (2, 9190200), (3, 6126800), (4, 4595100), (5, 3676080), (6, 3063400), (8, 2297550), (10, 1838040), (12, 1531700), (15, 1225360), (16, 1148775), (17, 1081200), (20, 919020), (24, 765850), (25, 735216), (30, 612680), (34, 540600), (40, 459510), (48, 382925), (50, 367608), (51, 360400), (53, 346800), (60, 306340), (68, 270300), (75, 245072), (80, 229755), (85, 216240), (100, 183804), (102, 180200), (106, 173400), (120, 153170), (136, 135150), (150, 122536), (159, 115600), (170, 108120), (200, 91902), (204, 90100), (212, 86700), (240, 76585), (255, 72080), (265, 69360), (272, 67575), (289, 63600), (300, 61268), (318, 57800), (340, 54060), (400, 45951), (408, 45050), (424, 43350), (425, 43248), (510, 36040), (530, 34680), (578, 31800), (600, 30634), (636, 28900), (680, 27030), (795, 23120), (816, 22525), (848, 21675), (850, 21624), (867, 21200), (901, 20400), (1020, 18020), (1060, 17340), (1156, 15900), (1200, 15317), (1272, 14450), (1275, 14416), (1325, 13872), (1360, 13515), (1445, 12720), (1590, 11560), (1700, 10812), (1734, 10600), (1802, 10200), (2040, 9010), (2120, 8670), (2312, 7950), (2544, 7225), (2550, 7208), (2650, 6936), (2703, 6800), (2890, 6360), (3180, 5780), (3400, 5406), (3468, 5300), (3604, 5100), (3975, 4624), (4080, 4505), (4240, 4335)]