19492191160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71129}}^1$

素因数の和:71201

約数の個数: 128

約数和(自身を含む): 51623308800

約数和(自身を除く): 32131117640

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 442, 520, 527, 620, 680, 806, 884, 1054, 1105, 1240, 1612, 1768, 2015, 2108, 2210, 2635, 3224, 4030, 4216, 4420, 5270, 6851, 8060, 8840, 10540, 13702, 16120, 21080, 27404, 34255, 54808, 68510, 71129, 137020, 142258, 274040, 284516, 355645, 569032, 711290, 924677, 1209193, 1422580, 1849354, 2204999, 2418386, 2845160, 3698708, 4409998, 4623385, 4836772, 6045965, 7397416, 8819996, 9246770, 9673544, 11024995, 12091930, 15719509, 17639992, 18493540, 22049990, 24183860, 28664987, 31439018, 36987080, 37484983, 44099980, 48367720, 57329974, 62878036, 74969966, 78597545, 88199960, 114659948, 125756072, 143324935, 149939932, 157195090, 187424915, 229319896, 286649870, 299879864, 314390180, 374849830, 487304779, 573299740, 628780360, 749699660, 974609558, 1146599480, 1499399320, 1949219116, 2436523895, 3898438232, 4873047790, 9746095580, 19492191160]

約数ペア:

[(1, 19492191160), (2, 9746095580), (4, 4873047790), (5, 3898438232), (8, 2436523895), (10, 1949219116), (13, 1499399320), (17, 1146599480), (20, 974609558), (26, 749699660), (31, 628780360), (34, 573299740), (40, 487304779), (52, 374849830), (62, 314390180), (65, 299879864), (68, 286649870), (85, 229319896), (104, 187424915), (124, 157195090), (130, 149939932), (136, 143324935), (155, 125756072), (170, 114659948), (221, 88199960), (248, 78597545), (260, 74969966), (310, 62878036), (340, 57329974), (403, 48367720), (442, 44099980), (520, 37484983), (527, 36987080), (620, 31439018), (680, 28664987), (806, 24183860), (884, 22049990), (1054, 18493540), (1105, 17639992), (1240, 15719509), (1612, 12091930), (1768, 11024995), (2015, 9673544), (2108, 9246770), (2210, 8819996), (2635, 7397416), (3224, 6045965), (4030, 4836772), (4216, 4623385), (4420, 4409998), (5270, 3698708), (6851, 2845160), (8060, 2418386), (8840, 2204999), (10540, 1849354), (13702, 1422580), (16120, 1209193), (21080, 924677), (27404, 711290), (34255, 569032), (54808, 355645), (68510, 284516), (71129, 274040), (137020, 142258)]