320887320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 256

約数和(自身を含む): 1104969600

約数和(自身を除く): 784082280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 41, 52, 58, 60, 65, 78, 82, 87, 104, 116, 120, 123, 130, 145, 156, 164, 173, 174, 195, 205, 232, 246, 260, 290, 312, 328, 346, 348, 377, 390, 410, 435, 492, 519, 520, 533, 580, 615, 692, 696, 754, 780, 820, 865, 870, 984, 1038, 1066, 1131, 1160, 1189, 1230, 1384, 1508, 1560, 1599, 1640, 1730, 1740, 1885, 2076, 2132, 2249, 2262, 2378, 2460, 2595, 2665, 3016, 3198, 3460, 3480, 3567, 3770, 4152, 4264, 4498, 4524, 4756, 4920, 5017, 5190, 5330, 5655, 5945, 6396, 6747, 6920, 7093, 7134, 7540, 7995, 8996, 9048, 9512, 10034, 10380, 10660, 11245, 11310, 11890, 12792, 13494, 14186, 14268, 15051, 15080, 15457, 15990, 17835, 17992, 20068, 20760, 21279, 21320, 22490, 22620, 23780, 25085, 26988, 28372, 28536, 30102, 30914, 31980, 33735, 35465, 35670, 40136, 42558, 44980, 45240, 46371, 47560, 50170, 53976, 56744, 60204, 61828, 63960, 65221, 67470, 70930, 71340, 75255, 77285, 85116, 89960, 92209, 92742, 100340, 106395, 120408, 123656, 130442, 134940, 141860, 142680, 150510, 154570, 170232, 184418, 185484, 195663, 200680, 205697, 212790, 231855, 260884, 269880, 276627, 283720, 301020, 309140, 326105, 368836, 370968, 391326, 411394, 425580, 461045, 463710, 521768, 553254, 602040, 617091, 618280, 652210, 737672, 782652, 822788, 851160, 922090, 927420, 978315, 1028485, 1106508, 1234182, 1304420, 1383135, 1565304, 1645576, 1844180, 1854840, 1956630, 2056970, 2213016, 2468364, 2608840, 2674061, 2766270, 3085455, 3688360, 3913260, 4113940, 4936728, 5348122, 5532540, 6170910, 7826520, 8022183, 8227880, 10696244, 11065080, 12341820, 13370305, 16044366, 21392488, 24683640, 26740610, 32088732, 40110915, 53481220, 64177464, 80221830, 106962440, 160443660, 320887320]

約数ペア:

[(1, 320887320), (2, 160443660), (3, 106962440), (4, 80221830), (5, 64177464), (6, 53481220), (8, 40110915), (10, 32088732), (12, 26740610), (13, 24683640), (15, 21392488), (20, 16044366), (24, 13370305), (26, 12341820), (29, 11065080), (30, 10696244), (39, 8227880), (40, 8022183), (41, 7826520), (52, 6170910), (58, 5532540), (60, 5348122), (65, 4936728), (78, 4113940), (82, 3913260), (87, 3688360), (104, 3085455), (116, 2766270), (120, 2674061), (123, 2608840), (130, 2468364), (145, 2213016), (156, 2056970), (164, 1956630), (173, 1854840), (174, 1844180), (195, 1645576), (205, 1565304), (232, 1383135), (246, 1304420), (260, 1234182), (290, 1106508), (312, 1028485), (328, 978315), (346, 927420), (348, 922090), (377, 851160), (390, 822788), (410, 782652), (435, 737672), (492, 652210), (519, 618280), (520, 617091), (533, 602040), (580, 553254), (615, 521768), (692, 463710), (696, 461045), (754, 425580), (780, 411394), (820, 391326), (865, 370968), (870, 368836), (984, 326105), (1038, 309140), (1066, 301020), (1131, 283720), (1160, 276627), (1189, 269880), (1230, 260884), (1384, 231855), (1508, 212790), (1560, 205697), (1599, 200680), (1640, 195663), (1730, 185484), (1740, 184418), (1885, 170232), (2076, 154570), (2132, 150510), (2249, 142680), (2262, 141860), (2378, 134940), (2460, 130442), (2595, 123656), (2665, 120408), (3016, 106395), (3198, 100340), (3460, 92742), (3480, 92209), (3567, 89960), (3770, 85116), (4152, 77285), (4264, 75255), (4498, 71340), (4524, 70930), (4756, 67470), (4920, 65221), (5017, 63960), (5190, 61828), (5330, 60204), (5655, 56744), (5945, 53976), (6396, 50170), (6747, 47560), (6920, 46371), (7093, 45240), (7134, 44980), (7540, 42558), (7995, 40136), (8996, 35670), (9048, 35465), (9512, 33735), (10034, 31980), (10380, 30914), (10660, 30102), (11245, 28536), (11310, 28372), (11890, 26988), (12792, 25085), (13494, 23780), (14186, 22620), (14268, 22490), (15051, 21320), (15080, 21279), (15457, 20760), (15990, 20068), (17835, 17992)]