2538900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:71

約数の個数: 216

約数和(自身を含む): 10110464

約数和(自身を除く): 7571564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 31, 35, 36, 39, 42, 45, 50, 52, 60, 62, 63, 65, 70, 75, 78, 84, 90, 91, 93, 100, 105, 117, 124, 126, 130, 140, 150, 155, 156, 175, 180, 182, 186, 195, 210, 217, 225, 234, 252, 260, 273, 279, 300, 310, 315, 325, 350, 364, 372, 390, 403, 420, 434, 450, 455, 465, 468, 525, 546, 558, 585, 620, 630, 650, 651, 700, 775, 780, 806, 819, 868, 900, 910, 930, 975, 1050, 1085, 1092, 1116, 1170, 1209, 1260, 1300, 1302, 1365, 1395, 1550, 1575, 1612, 1638, 1820, 1860, 1950, 1953, 2015, 2100, 2170, 2275, 2325, 2340, 2418, 2604, 2730, 2790, 2821, 2925, 3100, 3150, 3255, 3276, 3627, 3900, 3906, 4030, 4095, 4340, 4550, 4650, 4836, 5425, 5460, 5580, 5642, 5850, 6045, 6300, 6510, 6825, 6975, 7254, 7812, 8060, 8190, 8463, 9100, 9300, 9765, 10075, 10850, 11284, 11700, 12090, 13020, 13650, 13950, 14105, 14508, 16275, 16380, 16926, 18135, 19530, 20150, 20475, 21700, 24180, 25389, 27300, 27900, 28210, 30225, 32550, 33852, 36270, 39060, 40300, 40950, 42315, 48825, 50778, 56420, 60450, 65100, 70525, 72540, 81900, 84630, 90675, 97650, 101556, 120900, 126945, 141050, 169260, 181350, 195300, 211575, 253890, 282100, 362700, 423150, 507780, 634725, 846300, 1269450, 2538900]

約数ペア:

[(1, 2538900), (2, 1269450), (3, 846300), (4, 634725), (5, 507780), (6, 423150), (7, 362700), (9, 282100), (10, 253890), (12, 211575), (13, 195300), (14, 181350), (15, 169260), (18, 141050), (20, 126945), (21, 120900), (25, 101556), (26, 97650), (28, 90675), (30, 84630), (31, 81900), (35, 72540), (36, 70525), (39, 65100), (42, 60450), (45, 56420), (50, 50778), (52, 48825), (60, 42315), (62, 40950), (63, 40300), (65, 39060), (70, 36270), (75, 33852), (78, 32550), (84, 30225), (90, 28210), (91, 27900), (93, 27300), (100, 25389), (105, 24180), (117, 21700), (124, 20475), (126, 20150), (130, 19530), (140, 18135), (150, 16926), (155, 16380), (156, 16275), (175, 14508), (180, 14105), (182, 13950), (186, 13650), (195, 13020), (210, 12090), (217, 11700), (225, 11284), (234, 10850), (252, 10075), (260, 9765), (273, 9300), (279, 9100), (300, 8463), (310, 8190), (315, 8060), (325, 7812), (350, 7254), (364, 6975), (372, 6825), (390, 6510), (403, 6300), (420, 6045), (434, 5850), (450, 5642), (455, 5580), (465, 5460), (468, 5425), (525, 4836), (546, 4650), (558, 4550), (585, 4340), (620, 4095), (630, 4030), (650, 3906), (651, 3900), (700, 3627), (775, 3276), (780, 3255), (806, 3150), (819, 3100), (868, 2925), (900, 2821), (910, 2790), (930, 2730), (975, 2604), (1050, 2418), (1085, 2340), (1092, 2325), (1116, 2275), (1170, 2170), (1209, 2100), (1260, 2015), (1300, 1953), (1302, 1950), (1365, 1860), (1395, 1820), (1550, 1638), (1575, 1612)]