51983100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1517

約数の個数: 144

約数和(自身を含む): 180092640

約数和(自身を除く): 128109540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 130, 135, 150, 156, 180, 195, 225, 234, 260, 270, 300, 325, 351, 390, 450, 468, 540, 585, 650, 675, 702, 780, 900, 975, 1170, 1300, 1350, 1404, 1481, 1755, 1950, 2340, 2700, 2925, 2962, 3510, 3900, 4443, 5850, 5924, 7020, 7405, 8775, 8886, 11700, 13329, 14810, 17550, 17772, 19253, 22215, 26658, 29620, 35100, 37025, 38506, 39987, 44430, 53316, 57759, 66645, 74050, 77012, 79974, 88860, 96265, 111075, 115518, 133290, 148100, 159948, 173277, 192530, 199935, 222150, 231036, 266580, 288795, 333225, 346554, 385060, 399870, 444300, 481325, 519831, 577590, 666450, 693108, 799740, 866385, 962650, 999675, 1039662, 1155180, 1332900, 1443975, 1732770, 1925300, 1999350, 2079324, 2599155, 2887950, 3465540, 3998700, 4331925, 5198310, 5775900, 8663850, 10396620, 12995775, 17327700, 25991550, 51983100]

約数ペア:

[(1, 51983100), (2, 25991550), (3, 17327700), (4, 12995775), (5, 10396620), (6, 8663850), (9, 5775900), (10, 5198310), (12, 4331925), (13, 3998700), (15, 3465540), (18, 2887950), (20, 2599155), (25, 2079324), (26, 1999350), (27, 1925300), (30, 1732770), (36, 1443975), (39, 1332900), (45, 1155180), (50, 1039662), (52, 999675), (54, 962650), (60, 866385), (65, 799740), (75, 693108), (78, 666450), (90, 577590), (100, 519831), (108, 481325), (117, 444300), (130, 399870), (135, 385060), (150, 346554), (156, 333225), (180, 288795), (195, 266580), (225, 231036), (234, 222150), (260, 199935), (270, 192530), (300, 173277), (325, 159948), (351, 148100), (390, 133290), (450, 115518), (468, 111075), (540, 96265), (585, 88860), (650, 79974), (675, 77012), (702, 74050), (780, 66645), (900, 57759), (975, 53316), (1170, 44430), (1300, 39987), (1350, 38506), (1404, 37025), (1481, 35100), (1755, 29620), (1950, 26658), (2340, 22215), (2700, 19253), (2925, 17772), (2962, 17550), (3510, 14810), (3900, 13329), (4443, 11700), (5850, 8886), (5924, 8775), (7020, 7405)]