315808680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 1037836800

約数和(自身を除く): 722028120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 419, 440, 571, 660, 838, 1142, 1257, 1320, 1676, 1713, 2095, 2284, 2514, 2855, 3352, 3426, 4190, 4568, 4609, 5028, 5710, 6281, 6285, 6852, 8380, 8565, 9218, 10056, 11420, 12562, 12570, 13704, 13827, 16760, 17130, 18436, 18843, 22840, 23045, 25124, 25140, 27654, 31405, 34260, 36872, 37686, 46090, 50248, 50280, 55308, 62810, 68520, 69135, 75372, 92180, 94215, 110616, 125620, 138270, 150744, 184360, 188430, 239249, 251240, 276540, 376860, 478498, 553080, 717747, 753720, 956996, 1196245, 1435494, 1913992, 2392490, 2631739, 2870988, 3588735, 4784980, 5263478, 5741976, 7177470, 7895217, 9569960, 10526956, 13158695, 14354940, 15790434, 21053912, 26317390, 28709880, 31580868, 39476085, 52634780, 63161736, 78952170, 105269560, 157904340, 315808680]

約数ペア:

[(1, 315808680), (2, 157904340), (3, 105269560), (4, 78952170), (5, 63161736), (6, 52634780), (8, 39476085), (10, 31580868), (11, 28709880), (12, 26317390), (15, 21053912), (20, 15790434), (22, 14354940), (24, 13158695), (30, 10526956), (33, 9569960), (40, 7895217), (44, 7177470), (55, 5741976), (60, 5263478), (66, 4784980), (88, 3588735), (110, 2870988), (120, 2631739), (132, 2392490), (165, 1913992), (220, 1435494), (264, 1196245), (330, 956996), (419, 753720), (440, 717747), (571, 553080), (660, 478498), (838, 376860), (1142, 276540), (1257, 251240), (1320, 239249), (1676, 188430), (1713, 184360), (2095, 150744), (2284, 138270), (2514, 125620), (2855, 110616), (3352, 94215), (3426, 92180), (4190, 75372), (4568, 69135), (4609, 68520), (5028, 62810), (5710, 55308), (6281, 50280), (6285, 50248), (6852, 46090), (8380, 37686), (8565, 36872), (9218, 34260), (10056, 31405), (11420, 27654), (12562, 25140), (12570, 25124), (13704, 23045), (13827, 22840), (16760, 18843), (17130, 18436)]