1389706680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 256

約数和(自身を含む): 4550515200

約数和(自身を除く): 3160808520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 37, 40, 43, 58, 60, 74, 86, 87, 111, 116, 120, 129, 145, 148, 172, 174, 185, 215, 222, 232, 251, 258, 290, 296, 344, 348, 370, 430, 435, 444, 502, 516, 555, 580, 645, 696, 740, 753, 860, 870, 888, 1004, 1032, 1073, 1110, 1160, 1247, 1255, 1290, 1480, 1506, 1591, 1720, 1740, 2008, 2146, 2220, 2494, 2510, 2580, 3012, 3182, 3219, 3480, 3741, 3765, 4292, 4440, 4773, 4988, 5020, 5160, 5365, 6024, 6235, 6364, 6438, 7279, 7482, 7530, 7955, 8584, 9287, 9546, 9976, 10040, 10730, 10793, 12470, 12728, 12876, 14558, 14964, 15060, 15910, 16095, 18574, 18705, 19092, 21460, 21586, 21837, 23865, 24940, 25752, 27861, 29116, 29928, 30120, 31820, 32190, 32379, 36395, 37148, 37410, 38184, 42920, 43172, 43674, 46139, 46435, 47730, 49880, 53965, 55722, 58232, 63640, 64380, 64758, 72790, 74296, 74820, 86344, 87348, 92278, 92870, 95460, 107930, 109185, 111444, 128760, 129516, 138417, 139305, 145580, 149640, 161895, 174696, 184556, 185740, 190920, 215860, 218370, 222888, 230695, 259032, 269323, 276834, 278610, 291160, 312997, 323790, 369112, 371480, 399341, 431720, 436740, 461390, 538646, 553668, 557220, 625994, 647580, 692085, 798682, 807969, 873480, 922780, 938991, 1077292, 1107336, 1114440, 1198023, 1251988, 1295160, 1346615, 1384170, 1564985, 1597364, 1615938, 1845560, 1877982, 1996705, 2154584, 2396046, 2503976, 2693230, 2768340, 3129970, 3194728, 3231876, 3755964, 3993410, 4039845, 4694955, 4792092, 5386460, 5536680, 5990115, 6259940, 6463752, 7511928, 7986820, 8079690, 9389910, 9584184, 10772920, 11580889, 11980230, 12519880, 15973640, 16159380, 18779820, 23161778, 23960460, 32318760, 34742667, 37559640, 46323556, 47920920, 57904445, 69485334, 92647112, 115808890, 138970668, 173713335, 231617780, 277941336, 347426670, 463235560, 694853340, 1389706680]

約数ペア:

[(1, 1389706680), (2, 694853340), (3, 463235560), (4, 347426670), (5, 277941336), (6, 231617780), (8, 173713335), (10, 138970668), (12, 115808890), (15, 92647112), (20, 69485334), (24, 57904445), (29, 47920920), (30, 46323556), (37, 37559640), (40, 34742667), (43, 32318760), (58, 23960460), (60, 23161778), (74, 18779820), (86, 16159380), (87, 15973640), (111, 12519880), (116, 11980230), (120, 11580889), (129, 10772920), (145, 9584184), (148, 9389910), (172, 8079690), (174, 7986820), (185, 7511928), (215, 6463752), (222, 6259940), (232, 5990115), (251, 5536680), (258, 5386460), (290, 4792092), (296, 4694955), (344, 4039845), (348, 3993410), (370, 3755964), (430, 3231876), (435, 3194728), (444, 3129970), (502, 2768340), (516, 2693230), (555, 2503976), (580, 2396046), (645, 2154584), (696, 1996705), (740, 1877982), (753, 1845560), (860, 1615938), (870, 1597364), (888, 1564985), (1004, 1384170), (1032, 1346615), (1073, 1295160), (1110, 1251988), (1160, 1198023), (1247, 1114440), (1255, 1107336), (1290, 1077292), (1480, 938991), (1506, 922780), (1591, 873480), (1720, 807969), (1740, 798682), (2008, 692085), (2146, 647580), (2220, 625994), (2494, 557220), (2510, 553668), (2580, 538646), (3012, 461390), (3182, 436740), (3219, 431720), (3480, 399341), (3741, 371480), (3765, 369112), (4292, 323790), (4440, 312997), (4773, 291160), (4988, 278610), (5020, 276834), (5160, 269323), (5365, 259032), (6024, 230695), (6235, 222888), (6364, 218370), (6438, 215860), (7279, 190920), (7482, 185740), (7530, 184556), (7955, 174696), (8584, 161895), (9287, 149640), (9546, 145580), (9976, 139305), (10040, 138417), (10730, 129516), (10793, 128760), (12470, 111444), (12728, 109185), (12876, 107930), (14558, 95460), (14964, 92870), (15060, 92278), (15910, 87348), (16095, 86344), (18574, 74820), (18705, 74296), (19092, 72790), (21460, 64758), (21586, 64380), (21837, 63640), (23865, 58232), (24940, 55722), (25752, 53965), (27861, 49880), (29116, 47730), (29928, 46435), (30120, 46139), (31820, 43674), (32190, 43172), (32379, 42920), (36395, 38184), (37148, 37410)]