1298700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 144

約数和(自身を含む): 4617760

約数和(自身を除く): 3319060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 37, 39, 45, 50, 52, 54, 60, 65, 74, 75, 78, 90, 100, 108, 111, 117, 130, 135, 148, 150, 156, 180, 185, 195, 222, 225, 234, 260, 270, 300, 325, 333, 351, 370, 390, 444, 450, 468, 481, 540, 555, 585, 650, 666, 675, 702, 740, 780, 900, 925, 962, 975, 999, 1110, 1170, 1300, 1332, 1350, 1404, 1443, 1665, 1755, 1850, 1924, 1950, 1998, 2220, 2340, 2405, 2700, 2775, 2886, 2925, 3330, 3510, 3700, 3900, 3996, 4329, 4810, 4995, 5550, 5772, 5850, 6660, 7020, 7215, 8325, 8658, 8775, 9620, 9990, 11100, 11700, 12025, 12987, 14430, 16650, 17316, 17550, 19980, 21645, 24050, 24975, 25974, 28860, 33300, 35100, 36075, 43290, 48100, 49950, 51948, 64935, 72150, 86580, 99900, 108225, 129870, 144300, 216450, 259740, 324675, 432900, 649350, 1298700]

約数ペア:

[(1, 1298700), (2, 649350), (3, 432900), (4, 324675), (5, 259740), (6, 216450), (9, 144300), (10, 129870), (12, 108225), (13, 99900), (15, 86580), (18, 72150), (20, 64935), (25, 51948), (26, 49950), (27, 48100), (30, 43290), (36, 36075), (37, 35100), (39, 33300), (45, 28860), (50, 25974), (52, 24975), (54, 24050), (60, 21645), (65, 19980), (74, 17550), (75, 17316), (78, 16650), (90, 14430), (100, 12987), (108, 12025), (111, 11700), (117, 11100), (130, 9990), (135, 9620), (148, 8775), (150, 8658), (156, 8325), (180, 7215), (185, 7020), (195, 6660), (222, 5850), (225, 5772), (234, 5550), (260, 4995), (270, 4810), (300, 4329), (325, 3996), (333, 3900), (351, 3700), (370, 3510), (390, 3330), (444, 2925), (450, 2886), (468, 2775), (481, 2700), (540, 2405), (555, 2340), (585, 2220), (650, 1998), (666, 1950), (675, 1924), (702, 1850), (740, 1755), (780, 1665), (900, 1443), (925, 1404), (962, 1350), (975, 1332), (999, 1300), (1110, 1170)]