31071300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 100326912

約数和(自身を除く): 69255612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 186, 195, 257, 260, 300, 310, 325, 372, 390, 403, 465, 514, 620, 650, 771, 775, 780, 806, 930, 975, 1028, 1209, 1285, 1300, 1542, 1550, 1612, 1860, 1950, 2015, 2325, 2418, 2570, 3084, 3100, 3341, 3855, 3900, 4030, 4650, 4836, 5140, 6045, 6425, 6682, 7710, 7967, 8060, 9300, 10023, 10075, 12090, 12850, 13364, 15420, 15934, 16705, 19275, 20046, 20150, 23901, 24180, 25700, 30225, 31868, 33410, 38550, 39835, 40092, 40300, 47802, 50115, 60450, 66820, 77100, 79670, 83525, 95604, 100230, 103571, 119505, 120900, 159340, 167050, 199175, 200460, 207142, 239010, 250575, 310713, 334100, 398350, 414284, 478020, 501150, 517855, 597525, 621426, 796700, 1002300, 1035710, 1195050, 1242852, 1553565, 2071420, 2390100, 2589275, 3107130, 5178550, 6214260, 7767825, 10357100, 15535650, 31071300]

約数ペア:

[(1, 31071300), (2, 15535650), (3, 10357100), (4, 7767825), (5, 6214260), (6, 5178550), (10, 3107130), (12, 2589275), (13, 2390100), (15, 2071420), (20, 1553565), (25, 1242852), (26, 1195050), (30, 1035710), (31, 1002300), (39, 796700), (50, 621426), (52, 597525), (60, 517855), (62, 501150), (65, 478020), (75, 414284), (78, 398350), (93, 334100), (100, 310713), (124, 250575), (130, 239010), (150, 207142), (155, 200460), (156, 199175), (186, 167050), (195, 159340), (257, 120900), (260, 119505), (300, 103571), (310, 100230), (325, 95604), (372, 83525), (390, 79670), (403, 77100), (465, 66820), (514, 60450), (620, 50115), (650, 47802), (771, 40300), (775, 40092), (780, 39835), (806, 38550), (930, 33410), (975, 31868), (1028, 30225), (1209, 25700), (1285, 24180), (1300, 23901), (1542, 20150), (1550, 20046), (1612, 19275), (1860, 16705), (1950, 15934), (2015, 15420), (2325, 13364), (2418, 12850), (2570, 12090), (3084, 10075), (3100, 10023), (3341, 9300), (3855, 8060), (3900, 7967), (4030, 7710), (4650, 6682), (4836, 6425), (5140, 6045)]