1987330800

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18199}}^1$

素因数の和:18240

約数の個数: 240

約数和(自身を含む): 7835609600

約数和(自身を除く): 5848278800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 48, 50, 52, 56, 60, 65, 70, 75, 78, 80, 84, 91, 100, 104, 105, 112, 120, 130, 140, 150, 156, 168, 175, 182, 195, 200, 208, 210, 240, 260, 273, 280, 300, 312, 325, 336, 350, 364, 390, 400, 420, 455, 520, 525, 546, 560, 600, 624, 650, 700, 728, 780, 840, 910, 975, 1040, 1050, 1092, 1200, 1300, 1365, 1400, 1456, 1560, 1680, 1820, 1950, 2100, 2184, 2275, 2600, 2730, 2800, 3120, 3640, 3900, 4200, 4368, 4550, 5200, 5460, 6825, 7280, 7800, 8400, 9100, 10920, 13650, 15600, 18199, 18200, 21840, 27300, 36398, 36400, 54597, 54600, 72796, 90995, 109194, 109200, 127393, 145592, 181990, 218388, 236587, 254786, 272985, 291184, 363980, 382179, 436776, 454975, 473174, 509572, 545970, 636965, 709761, 727960, 764358, 873552, 909950, 946348, 1019144, 1091940, 1182935, 1273930, 1364925, 1419522, 1455920, 1528716, 1656109, 1819900, 1892696, 1910895, 2038288, 2183880, 2365870, 2547860, 2729850, 2839044, 3057432, 3184825, 3312218, 3548805, 3639800, 3785392, 3821790, 4367760, 4731740, 4968327, 5095720, 5459700, 5678088, 5914675, 6114864, 6369650, 6624436, 7097610, 7279600, 7643580, 8280545, 9463480, 9554475, 9936654, 10191440, 10919400, 11356176, 11829350, 12739300, 13248872, 14195220, 15287160, 16561090, 17744025, 18926960, 19108950, 19873308, 21838800, 23658700, 24841635, 25478600, 26497744, 28390440, 30574320, 33122180, 35488050, 38217900, 39746616, 41402725, 47317400, 49683270, 50957200, 56780880, 66244360, 70976100, 76435800, 79493232, 82805450, 94634800, 99366540, 124208175, 132488720, 141952200, 152871600, 165610900, 198733080, 248416350, 283904400, 331221800, 397466160, 496832700, 662443600, 993665400, 1987330800]

約数ペア:

[(1, 1987330800), (2, 993665400), (3, 662443600), (4, 496832700), (5, 397466160), (6, 331221800), (7, 283904400), (8, 248416350), (10, 198733080), (12, 165610900), (13, 152871600), (14, 141952200), (15, 132488720), (16, 124208175), (20, 99366540), (21, 94634800), (24, 82805450), (25, 79493232), (26, 76435800), (28, 70976100), (30, 66244360), (35, 56780880), (39, 50957200), (40, 49683270), (42, 47317400), (48, 41402725), (50, 39746616), (52, 38217900), (56, 35488050), (60, 33122180), (65, 30574320), (70, 28390440), (75, 26497744), (78, 25478600), (80, 24841635), (84, 23658700), (91, 21838800), (100, 19873308), (104, 19108950), (105, 18926960), (112, 17744025), (120, 16561090), (130, 15287160), (140, 14195220), (150, 13248872), (156, 12739300), (168, 11829350), (175, 11356176), (182, 10919400), (195, 10191440), (200, 9936654), (208, 9554475), (210, 9463480), (240, 8280545), (260, 7643580), (273, 7279600), (280, 7097610), (300, 6624436), (312, 6369650), (325, 6114864), (336, 5914675), (350, 5678088), (364, 5459700), (390, 5095720), (400, 4968327), (420, 4731740), (455, 4367760), (520, 3821790), (525, 3785392), (546, 3639800), (560, 3548805), (600, 3312218), (624, 3184825), (650, 3057432), (700, 2839044), (728, 2729850), (780, 2547860), (840, 2365870), (910, 2183880), (975, 2038288), (1040, 1910895), (1050, 1892696), (1092, 1819900), (1200, 1656109), (1300, 1528716), (1365, 1455920), (1400, 1419522), (1456, 1364925), (1560, 1273930), (1680, 1182935), (1820, 1091940), (1950, 1019144), (2100, 946348), (2184, 909950), (2275, 873552), (2600, 764358), (2730, 727960), (2800, 709761), (3120, 636965), (3640, 545970), (3900, 509572), (4200, 473174), (4368, 454975), (4550, 436776), (5200, 382179), (5460, 363980), (6825, 291184), (7280, 272985), (7800, 254786), (8400, 236587), (9100, 218388), (10920, 181990), (13650, 145592), (15600, 127393), (18199, 109200), (18200, 109194), (21840, 90995), (27300, 72796), (36398, 54600), (36400, 54597)]