201914967280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{55109}}^1$

素因数の和:55419

約数の個数: 120

約数和(自身を含む): 510226896960

約数和(自身を除く): 308311929680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 271, 338, 520, 542, 676, 845, 1040, 1084, 1352, 1355, 1690, 2168, 2704, 2710, 3380, 3523, 4336, 5420, 6760, 7046, 10840, 13520, 14092, 17615, 21680, 28184, 35230, 45799, 55109, 56368, 70460, 91598, 110218, 140920, 183196, 220436, 228995, 275545, 281840, 366392, 440872, 457990, 551090, 716417, 732784, 881744, 915980, 1102180, 1432834, 1831960, 2204360, 2865668, 3582085, 3663920, 4408720, 5731336, 7164170, 9313421, 11462672, 14328340, 14934539, 18626842, 28656680, 29869078, 37253684, 46567105, 57313360, 59738156, 74507368, 74672695, 93134210, 119476312, 149014736, 149345390, 186268420, 194149007, 238952624, 298690780, 372536840, 388298014, 597381560, 745073680, 776596028, 970745035, 1194763120, 1553192056, 1941490070, 2523937091, 3106384112, 3882980140, 5047874182, 7765960280, 10095748364, 12619685455, 15531920560, 20191496728, 25239370910, 40382993456, 50478741820, 100957483640, 201914967280]

約数ペア:

[(1, 201914967280), (2, 100957483640), (4, 50478741820), (5, 40382993456), (8, 25239370910), (10, 20191496728), (13, 15531920560), (16, 12619685455), (20, 10095748364), (26, 7765960280), (40, 5047874182), (52, 3882980140), (65, 3106384112), (80, 2523937091), (104, 1941490070), (130, 1553192056), (169, 1194763120), (208, 970745035), (260, 776596028), (271, 745073680), (338, 597381560), (520, 388298014), (542, 372536840), (676, 298690780), (845, 238952624), (1040, 194149007), (1084, 186268420), (1352, 149345390), (1355, 149014736), (1690, 119476312), (2168, 93134210), (2704, 74672695), (2710, 74507368), (3380, 59738156), (3523, 57313360), (4336, 46567105), (5420, 37253684), (6760, 29869078), (7046, 28656680), (10840, 18626842), (13520, 14934539), (14092, 14328340), (17615, 11462672), (21680, 9313421), (28184, 7164170), (35230, 5731336), (45799, 4408720), (55109, 3663920), (56368, 3582085), (70460, 2865668), (91598, 2204360), (110218, 1831960), (140920, 1432834), (183196, 1102180), (220436, 915980), (228995, 881744), (275545, 732784), (281840, 716417), (366392, 551090), (440872, 457990)]