1218830400

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1597}}^1$

素因数の和:1678

約数の個数: 252

約数和(自身を含む): 4416510852

約数和(自身を除く): 3197680452

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 53, 60, 64, 72, 75, 80, 90, 96, 100, 106, 120, 144, 150, 159, 160, 180, 192, 200, 212, 225, 240, 265, 288, 300, 318, 320, 360, 400, 424, 450, 477, 480, 530, 576, 600, 636, 720, 795, 800, 848, 900, 954, 960, 1060, 1200, 1272, 1325, 1440, 1590, 1597, 1600, 1696, 1800, 1908, 2120, 2385, 2400, 2544, 2650, 2880, 3180, 3194, 3392, 3600, 3816, 3975, 4240, 4770, 4791, 4800, 5088, 5300, 6360, 6388, 7200, 7632, 7950, 7985, 8480, 9540, 9582, 10176, 10600, 11925, 12720, 12776, 14373, 14400, 15264, 15900, 15970, 16960, 19080, 19164, 21200, 23850, 23955, 25440, 25552, 28746, 30528, 31800, 31940, 38160, 38328, 39925, 42400, 47700, 47910, 50880, 51104, 57492, 63600, 63880, 71865, 76320, 76656, 79850, 84641, 84800, 95400, 95820, 102208, 114984, 119775, 127200, 127760, 143730, 152640, 153312, 159700, 169282, 190800, 191640, 229968, 239550, 253923, 254400, 255520, 287460, 306624, 319400, 338564, 359325, 381600, 383280, 423205, 459936, 479100, 507846, 511040, 574920, 638800, 677128, 718650, 761769, 763200, 766560, 846410, 919872, 958200, 1015692, 1149840, 1269615, 1277600, 1354256, 1437300, 1523538, 1533120, 1692820, 1916400, 2031384, 2116025, 2299680, 2539230, 2555200, 2708512, 2874600, 3047076, 3385640, 3808845, 3832800, 4062768, 4232050, 4599360, 5078460, 5417024, 5749200, 6094152, 6348075, 6771280, 7617690, 7665600, 8125536, 8464100, 10156920, 11498400, 12188304, 12696150, 13542560, 15235380, 16251072, 16928200, 19044225, 20313840, 22996800, 24376608, 25392300, 27085120, 30470760, 33856400, 38088450, 40627680, 48753216, 50784600, 60941520, 67712800, 76176900, 81255360, 101569200, 121883040, 135425600, 152353800, 203138400, 243766080, 304707600, 406276800, 609415200, 1218830400]

約数ペア:

[(1, 1218830400), (2, 609415200), (3, 406276800), (4, 304707600), (5, 243766080), (6, 203138400), (8, 152353800), (9, 135425600), (10, 121883040), (12, 101569200), (15, 81255360), (16, 76176900), (18, 67712800), (20, 60941520), (24, 50784600), (25, 48753216), (30, 40627680), (32, 38088450), (36, 33856400), (40, 30470760), (45, 27085120), (48, 25392300), (50, 24376608), (53, 22996800), (60, 20313840), (64, 19044225), (72, 16928200), (75, 16251072), (80, 15235380), (90, 13542560), (96, 12696150), (100, 12188304), (106, 11498400), (120, 10156920), (144, 8464100), (150, 8125536), (159, 7665600), (160, 7617690), (180, 6771280), (192, 6348075), (200, 6094152), (212, 5749200), (225, 5417024), (240, 5078460), (265, 4599360), (288, 4232050), (300, 4062768), (318, 3832800), (320, 3808845), (360, 3385640), (400, 3047076), (424, 2874600), (450, 2708512), (477, 2555200), (480, 2539230), (530, 2299680), (576, 2116025), (600, 2031384), (636, 1916400), (720, 1692820), (795, 1533120), (800, 1523538), (848, 1437300), (900, 1354256), (954, 1277600), (960, 1269615), (1060, 1149840), (1200, 1015692), (1272, 958200), (1325, 919872), (1440, 846410), (1590, 766560), (1597, 763200), (1600, 761769), (1696, 718650), (1800, 677128), (1908, 638800), (2120, 574920), (2385, 511040), (2400, 507846), (2544, 479100), (2650, 459936), (2880, 423205), (3180, 383280), (3194, 381600), (3392, 359325), (3600, 338564), (3816, 319400), (3975, 306624), (4240, 287460), (4770, 255520), (4791, 254400), (4800, 253923), (5088, 239550), (5300, 229968), (6360, 191640), (6388, 190800), (7200, 169282), (7632, 159700), (7950, 153312), (7985, 152640), (8480, 143730), (9540, 127760), (9582, 127200), (10176, 119775), (10600, 114984), (11925, 102208), (12720, 95820), (12776, 95400), (14373, 84800), (14400, 84641), (15264, 79850), (15900, 76656), (15970, 76320), (16960, 71865), (19080, 63880), (19164, 63600), (21200, 57492), (23850, 51104), (23955, 50880), (25440, 47910), (25552, 47700), (28746, 42400), (30528, 39925), (31800, 38328), (31940, 38160)]