1456973960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 3948134400

約数和(自身を除く): 2491160440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 67, 71, 76, 95, 104, 124, 130, 134, 142, 152, 155, 190, 247, 248, 260, 268, 284, 310, 335, 355, 380, 403, 494, 520, 536, 568, 589, 620, 670, 710, 760, 806, 871, 923, 988, 1178, 1235, 1240, 1273, 1340, 1349, 1420, 1612, 1742, 1846, 1976, 2015, 2077, 2201, 2356, 2470, 2546, 2680, 2698, 2840, 2945, 3224, 3484, 3692, 4030, 4154, 4355, 4402, 4615, 4712, 4757, 4940, 5092, 5396, 5890, 6365, 6745, 6968, 7384, 7657, 8060, 8308, 8710, 8804, 9230, 9514, 9880, 10184, 10385, 10792, 11005, 11780, 12730, 13490, 15314, 16120, 16549, 16616, 17420, 17537, 17608, 18460, 19028, 20770, 22010, 23560, 23785, 25460, 26980, 27001, 28613, 30628, 33098, 34840, 35074, 36920, 38056, 38285, 39463, 41540, 41819, 44020, 47570, 50920, 53960, 54002, 57226, 61256, 61841, 66196, 70148, 76570, 78926, 82745, 83080, 83638, 87685, 88040, 90383, 95140, 108004, 114452, 123682, 132392, 135005, 140296, 143065, 147467, 153140, 157852, 165490, 167276, 175370, 180766, 190280, 197315, 209095, 216008, 228904, 247364, 270010, 286130, 294934, 306280, 309205, 315704, 330980, 334552, 350740, 361532, 394630, 418190, 451915, 494728, 513019, 540020, 543647, 572260, 589868, 618410, 661960, 701480, 723064, 737335, 789260, 836380, 903830, 1026038, 1080040, 1087294, 1144520, 1174979, 1179736, 1236820, 1474670, 1578520, 1672760, 1807660, 1917071, 2052076, 2174588, 2349958, 2473640, 2565095, 2718235, 2801873, 2949340, 3615320, 3834142, 4104152, 4349176, 4699916, 5130190, 5436470, 5603746, 5874895, 5898680, 7668284, 9399832, 9585355, 10260380, 10872940, 11207492, 11749790, 14009365, 15336568, 19170710, 20520760, 21745880, 22414984, 23499580, 28018730, 36424349, 38341420, 46999160, 56037460, 72848698, 76682840, 112074920, 145697396, 182121745, 291394792, 364243490, 728486980, 1456973960]

約数ペア:

[(1, 1456973960), (2, 728486980), (4, 364243490), (5, 291394792), (8, 182121745), (10, 145697396), (13, 112074920), (19, 76682840), (20, 72848698), (26, 56037460), (31, 46999160), (38, 38341420), (40, 36424349), (52, 28018730), (62, 23499580), (65, 22414984), (67, 21745880), (71, 20520760), (76, 19170710), (95, 15336568), (104, 14009365), (124, 11749790), (130, 11207492), (134, 10872940), (142, 10260380), (152, 9585355), (155, 9399832), (190, 7668284), (247, 5898680), (248, 5874895), (260, 5603746), (268, 5436470), (284, 5130190), (310, 4699916), (335, 4349176), (355, 4104152), (380, 3834142), (403, 3615320), (494, 2949340), (520, 2801873), (536, 2718235), (568, 2565095), (589, 2473640), (620, 2349958), (670, 2174588), (710, 2052076), (760, 1917071), (806, 1807660), (871, 1672760), (923, 1578520), (988, 1474670), (1178, 1236820), (1235, 1179736), (1240, 1174979), (1273, 1144520), (1340, 1087294), (1349, 1080040), (1420, 1026038), (1612, 903830), (1742, 836380), (1846, 789260), (1976, 737335), (2015, 723064), (2077, 701480), (2201, 661960), (2356, 618410), (2470, 589868), (2546, 572260), (2680, 543647), (2698, 540020), (2840, 513019), (2945, 494728), (3224, 451915), (3484, 418190), (3692, 394630), (4030, 361532), (4154, 350740), (4355, 334552), (4402, 330980), (4615, 315704), (4712, 309205), (4757, 306280), (4940, 294934), (5092, 286130), (5396, 270010), (5890, 247364), (6365, 228904), (6745, 216008), (6968, 209095), (7384, 197315), (7657, 190280), (8060, 180766), (8308, 175370), (8710, 167276), (8804, 165490), (9230, 157852), (9514, 153140), (9880, 147467), (10184, 143065), (10385, 140296), (10792, 135005), (11005, 132392), (11780, 123682), (12730, 114452), (13490, 108004), (15314, 95140), (16120, 90383), (16549, 88040), (16616, 87685), (17420, 83638), (17537, 83080), (17608, 82745), (18460, 78926), (19028, 76570), (20770, 70148), (22010, 66196), (23560, 61841), (23785, 61256), (25460, 57226), (26980, 54002), (27001, 53960), (28613, 50920), (30628, 47570), (33098, 44020), (34840, 41819), (35074, 41540), (36920, 39463), (38056, 38285)]