11900280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:509

約数の個数: 128

約数和(自身を含む): 42209280

約数和(自身を除く): 30309000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 457, 465, 620, 651, 744, 840, 868, 914, 930, 1085, 1240, 1302, 1371, 1736, 1828, 1860, 2170, 2285, 2604, 2742, 3199, 3255, 3656, 3720, 4340, 4570, 5208, 5484, 6398, 6510, 6855, 8680, 9140, 9597, 10968, 12796, 13020, 13710, 14167, 15995, 18280, 19194, 25592, 26040, 27420, 28334, 31990, 38388, 42501, 47985, 54840, 56668, 63980, 70835, 76776, 85002, 95970, 99169, 113336, 127960, 141670, 170004, 191940, 198338, 212505, 283340, 297507, 340008, 383880, 396676, 425010, 495845, 566680, 595014, 793352, 850020, 991690, 1190028, 1487535, 1700040, 1983380, 2380056, 2975070, 3966760, 5950140, 11900280]

約数ペア:

[(1, 11900280), (2, 5950140), (3, 3966760), (4, 2975070), (5, 2380056), (6, 1983380), (7, 1700040), (8, 1487535), (10, 1190028), (12, 991690), (14, 850020), (15, 793352), (20, 595014), (21, 566680), (24, 495845), (28, 425010), (30, 396676), (31, 383880), (35, 340008), (40, 297507), (42, 283340), (56, 212505), (60, 198338), (62, 191940), (70, 170004), (84, 141670), (93, 127960), (105, 113336), (120, 99169), (124, 95970), (140, 85002), (155, 76776), (168, 70835), (186, 63980), (210, 56668), (217, 54840), (248, 47985), (280, 42501), (310, 38388), (372, 31990), (420, 28334), (434, 27420), (457, 26040), (465, 25592), (620, 19194), (651, 18280), (744, 15995), (840, 14167), (868, 13710), (914, 13020), (930, 12796), (1085, 10968), (1240, 9597), (1302, 9140), (1371, 8680), (1736, 6855), (1828, 6510), (1860, 6398), (2170, 5484), (2285, 5208), (2604, 4570), (2742, 4340), (3199, 3720), (3255, 3656)]