81802800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:788

約数の個数: 180

約数和(自身を含む): 293435584

約数和(自身を除く): 211632784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 36, 40, 45, 48, 50, 60, 62, 72, 75, 80, 90, 93, 100, 120, 124, 144, 150, 155, 180, 186, 200, 225, 240, 248, 279, 300, 310, 360, 372, 400, 450, 465, 496, 558, 600, 620, 720, 733, 744, 775, 900, 930, 1116, 1200, 1240, 1395, 1466, 1488, 1550, 1800, 1860, 2199, 2232, 2325, 2480, 2790, 2932, 3100, 3600, 3665, 3720, 4398, 4464, 4650, 5580, 5864, 6200, 6597, 6975, 7330, 7440, 8796, 9300, 10995, 11160, 11728, 12400, 13194, 13950, 14660, 17592, 18325, 18600, 21990, 22320, 22723, 26388, 27900, 29320, 32985, 35184, 36650, 37200, 43980, 45446, 52776, 54975, 55800, 58640, 65970, 68169, 73300, 87960, 90892, 105552, 109950, 111600, 113615, 131940, 136338, 146600, 164925, 175920, 181784, 204507, 219900, 227230, 263880, 272676, 293200, 329850, 340845, 363568, 409014, 439800, 454460, 527760, 545352, 568075, 659700, 681690, 818028, 879600, 908920, 1022535, 1090704, 1136150, 1319400, 1363380, 1636056, 1704225, 1817840, 2045070, 2272300, 2638800, 2726760, 3272112, 3408450, 4090140, 4544600, 5112675, 5453520, 6816900, 8180280, 9089200, 10225350, 13633800, 16360560, 20450700, 27267600, 40901400, 81802800]

約数ペア:

[(1, 81802800), (2, 40901400), (3, 27267600), (4, 20450700), (5, 16360560), (6, 13633800), (8, 10225350), (9, 9089200), (10, 8180280), (12, 6816900), (15, 5453520), (16, 5112675), (18, 4544600), (20, 4090140), (24, 3408450), (25, 3272112), (30, 2726760), (31, 2638800), (36, 2272300), (40, 2045070), (45, 1817840), (48, 1704225), (50, 1636056), (60, 1363380), (62, 1319400), (72, 1136150), (75, 1090704), (80, 1022535), (90, 908920), (93, 879600), (100, 818028), (120, 681690), (124, 659700), (144, 568075), (150, 545352), (155, 527760), (180, 454460), (186, 439800), (200, 409014), (225, 363568), (240, 340845), (248, 329850), (279, 293200), (300, 272676), (310, 263880), (360, 227230), (372, 219900), (400, 204507), (450, 181784), (465, 175920), (496, 164925), (558, 146600), (600, 136338), (620, 131940), (720, 113615), (733, 111600), (744, 109950), (775, 105552), (900, 90892), (930, 87960), (1116, 73300), (1200, 68169), (1240, 65970), (1395, 58640), (1466, 55800), (1488, 54975), (1550, 52776), (1800, 45446), (1860, 43980), (2199, 37200), (2232, 36650), (2325, 35184), (2480, 32985), (2790, 29320), (2932, 27900), (3100, 26388), (3600, 22723), (3665, 22320), (3720, 21990), (4398, 18600), (4464, 18325), (4650, 17592), (5580, 14660), (5864, 13950), (6200, 13194), (6597, 12400), (6975, 11728), (7330, 11160), (7440, 10995), (8796, 9300)]