309397920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1$

素因数の和:487

約数の個数: 192

約数和(自身を含む): 1059246720

約数和(自身を除く): 749848800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 179, 195, 208, 240, 260, 277, 312, 358, 390, 416, 480, 520, 537, 554, 624, 716, 780, 831, 895, 1040, 1074, 1108, 1248, 1385, 1432, 1560, 1662, 1790, 2080, 2148, 2216, 2327, 2685, 2770, 2864, 3120, 3324, 3580, 3601, 4155, 4296, 4432, 4654, 5370, 5540, 5728, 6240, 6648, 6981, 7160, 7202, 8310, 8592, 8864, 9308, 10740, 10803, 11080, 11635, 13296, 13962, 14320, 14404, 16620, 17184, 18005, 18616, 21480, 21606, 22160, 23270, 26592, 27924, 28640, 28808, 33240, 34905, 36010, 37232, 42960, 43212, 44320, 46540, 49583, 54015, 55848, 57616, 66480, 69810, 72020, 74464, 85920, 86424, 93080, 99166, 108030, 111696, 115232, 132960, 139620, 144040, 148749, 172848, 186160, 198332, 216060, 223392, 247915, 279240, 288080, 297498, 345696, 372320, 396664, 432120, 495830, 558480, 576160, 594996, 644579, 743745, 793328, 864240, 991660, 1116960, 1189992, 1289158, 1487490, 1586656, 1728480, 1933737, 1983320, 2379984, 2578316, 2974980, 3222895, 3867474, 3966640, 4759968, 5156632, 5949960, 6445790, 7734948, 7933280, 9668685, 10313264, 11899920, 12891580, 15469896, 19337370, 20626528, 23799840, 25783160, 30939792, 38674740, 51566320, 61879584, 77349480, 103132640, 154698960, 309397920]

約数ペア:

[(1, 309397920), (2, 154698960), (3, 103132640), (4, 77349480), (5, 61879584), (6, 51566320), (8, 38674740), (10, 30939792), (12, 25783160), (13, 23799840), (15, 20626528), (16, 19337370), (20, 15469896), (24, 12891580), (26, 11899920), (30, 10313264), (32, 9668685), (39, 7933280), (40, 7734948), (48, 6445790), (52, 5949960), (60, 5156632), (65, 4759968), (78, 3966640), (80, 3867474), (96, 3222895), (104, 2974980), (120, 2578316), (130, 2379984), (156, 1983320), (160, 1933737), (179, 1728480), (195, 1586656), (208, 1487490), (240, 1289158), (260, 1189992), (277, 1116960), (312, 991660), (358, 864240), (390, 793328), (416, 743745), (480, 644579), (520, 594996), (537, 576160), (554, 558480), (624, 495830), (716, 432120), (780, 396664), (831, 372320), (895, 345696), (1040, 297498), (1074, 288080), (1108, 279240), (1248, 247915), (1385, 223392), (1432, 216060), (1560, 198332), (1662, 186160), (1790, 172848), (2080, 148749), (2148, 144040), (2216, 139620), (2327, 132960), (2685, 115232), (2770, 111696), (2864, 108030), (3120, 99166), (3324, 93080), (3580, 86424), (3601, 85920), (4155, 74464), (4296, 72020), (4432, 69810), (4654, 66480), (5370, 57616), (5540, 55848), (5728, 54015), (6240, 49583), (6648, 46540), (6981, 44320), (7160, 43212), (7202, 42960), (8310, 37232), (8592, 36010), (8864, 34905), (9308, 33240), (10740, 28808), (10803, 28640), (11080, 27924), (11635, 26592), (13296, 23270), (13962, 22160), (14320, 21606), (14404, 21480), (16620, 18616), (17184, 18005)]