30120840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2699}}^1$

素因数の和:2747

約数の個数: 96

約数和(自身を含む): 101088000

約数和(自身を除く): 70967160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2699, 2790, 3720, 5398, 5580, 8097, 10796, 11160, 13495, 16194, 21592, 24291, 26990, 32388, 40485, 48582, 53980, 64776, 80970, 83669, 97164, 107960, 121455, 161940, 167338, 194328, 242910, 251007, 323880, 334676, 418345, 485820, 502014, 669352, 753021, 836690, 971640, 1004028, 1255035, 1506042, 1673380, 2008056, 2510070, 3012084, 3346760, 3765105, 5020140, 6024168, 7530210, 10040280, 15060420, 30120840]

約数ペア:

[(1, 30120840), (2, 15060420), (3, 10040280), (4, 7530210), (5, 6024168), (6, 5020140), (8, 3765105), (9, 3346760), (10, 3012084), (12, 2510070), (15, 2008056), (18, 1673380), (20, 1506042), (24, 1255035), (30, 1004028), (31, 971640), (36, 836690), (40, 753021), (45, 669352), (60, 502014), (62, 485820), (72, 418345), (90, 334676), (93, 323880), (120, 251007), (124, 242910), (155, 194328), (180, 167338), (186, 161940), (248, 121455), (279, 107960), (310, 97164), (360, 83669), (372, 80970), (465, 64776), (558, 53980), (620, 48582), (744, 40485), (930, 32388), (1116, 26990), (1240, 24291), (1395, 21592), (1860, 16194), (2232, 13495), (2699, 11160), (2790, 10796), (3720, 8097), (5398, 5580)]