138423480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1113

約数の個数: 128

約数和(自身を含む): 452692800

約数和(自身を除く): 314269320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 195, 260, 267, 312, 356, 390, 445, 520, 534, 712, 780, 890, 997, 1068, 1157, 1335, 1560, 1780, 1994, 2136, 2314, 2670, 2991, 3471, 3560, 3988, 4628, 4985, 5340, 5785, 5982, 6942, 7976, 9256, 9970, 10680, 11570, 11964, 12961, 13884, 14955, 17355, 19940, 23140, 23928, 25922, 27768, 29910, 34710, 38883, 39880, 46280, 51844, 59820, 64805, 69420, 77766, 88733, 103688, 119640, 129610, 138840, 155532, 177466, 194415, 259220, 266199, 311064, 354932, 388830, 443665, 518440, 532398, 709864, 777660, 887330, 1064796, 1153529, 1330995, 1555320, 1774660, 2129592, 2307058, 2661990, 3460587, 3549320, 4614116, 5323980, 5767645, 6921174, 9228232, 10647960, 11535290, 13842348, 17302935, 23070580, 27684696, 34605870, 46141160, 69211740, 138423480]

約数ペア:

[(1, 138423480), (2, 69211740), (3, 46141160), (4, 34605870), (5, 27684696), (6, 23070580), (8, 17302935), (10, 13842348), (12, 11535290), (13, 10647960), (15, 9228232), (20, 6921174), (24, 5767645), (26, 5323980), (30, 4614116), (39, 3549320), (40, 3460587), (52, 2661990), (60, 2307058), (65, 2129592), (78, 1774660), (89, 1555320), (104, 1330995), (120, 1153529), (130, 1064796), (156, 887330), (178, 777660), (195, 709864), (260, 532398), (267, 518440), (312, 443665), (356, 388830), (390, 354932), (445, 311064), (520, 266199), (534, 259220), (712, 194415), (780, 177466), (890, 155532), (997, 138840), (1068, 129610), (1157, 119640), (1335, 103688), (1560, 88733), (1780, 77766), (1994, 69420), (2136, 64805), (2314, 59820), (2670, 51844), (2991, 46280), (3471, 39880), (3560, 38883), (3988, 34710), (4628, 29910), (4985, 27768), (5340, 25922), (5785, 23928), (5982, 23140), (6942, 19940), (7976, 17355), (9256, 14955), (9970, 13884), (10680, 12961), (11570, 11964)]