278112420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8443}}^1$

素因数の和:8522

約数の個数: 96

約数和(自身を含む): 879527040

約数和(自身を除く): 601414620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 244, 270, 305, 366, 540, 549, 610, 732, 915, 1098, 1220, 1647, 1830, 2196, 2745, 3294, 3660, 5490, 6588, 8235, 8443, 10980, 16470, 16886, 25329, 32940, 33772, 42215, 50658, 75987, 84430, 101316, 126645, 151974, 168860, 227961, 253290, 303948, 379935, 455922, 506580, 515023, 759870, 911844, 1030046, 1139805, 1519740, 1545069, 2060092, 2279610, 2575115, 3090138, 4559220, 4635207, 5150230, 6180276, 7725345, 9270414, 10300460, 13905621, 15450690, 18540828, 23176035, 27811242, 30901380, 46352070, 55622484, 69528105, 92704140, 139056210, 278112420]

約数ペア:

[(1, 278112420), (2, 139056210), (3, 92704140), (4, 69528105), (5, 55622484), (6, 46352070), (9, 30901380), (10, 27811242), (12, 23176035), (15, 18540828), (18, 15450690), (20, 13905621), (27, 10300460), (30, 9270414), (36, 7725345), (45, 6180276), (54, 5150230), (60, 4635207), (61, 4559220), (90, 3090138), (108, 2575115), (122, 2279610), (135, 2060092), (180, 1545069), (183, 1519740), (244, 1139805), (270, 1030046), (305, 911844), (366, 759870), (540, 515023), (549, 506580), (610, 455922), (732, 379935), (915, 303948), (1098, 253290), (1220, 227961), (1647, 168860), (1830, 151974), (2196, 126645), (2745, 101316), (3294, 84430), (3660, 75987), (5490, 50658), (6588, 42215), (8235, 33772), (8443, 32940), (10980, 25329), (16470, 16886)]