195639080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:859

約数の個数: 128

約数和(自身を含む): 550126080

約数和(自身を除く): 354487000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 91, 104, 130, 140, 142, 182, 260, 280, 284, 355, 364, 455, 497, 520, 568, 710, 728, 757, 910, 923, 994, 1420, 1514, 1820, 1846, 1988, 2485, 2840, 3028, 3640, 3692, 3785, 3976, 4615, 4970, 5299, 6056, 6461, 7384, 7570, 9230, 9841, 9940, 10598, 12922, 15140, 18460, 19682, 19880, 21196, 25844, 26495, 30280, 32305, 36920, 39364, 42392, 49205, 51688, 52990, 53747, 64610, 68887, 78728, 98410, 105980, 107494, 129220, 137774, 196820, 211960, 214988, 258440, 268735, 275548, 344435, 376229, 393640, 429976, 537470, 551096, 688870, 698711, 752458, 1074940, 1377740, 1397422, 1504916, 1881145, 2149880, 2755480, 2794844, 3009832, 3493555, 3762290, 4890977, 5589688, 6987110, 7524580, 9781954, 13974220, 15049160, 19563908, 24454885, 27948440, 39127816, 48909770, 97819540, 195639080]

約数ペア:

[(1, 195639080), (2, 97819540), (4, 48909770), (5, 39127816), (7, 27948440), (8, 24454885), (10, 19563908), (13, 15049160), (14, 13974220), (20, 9781954), (26, 7524580), (28, 6987110), (35, 5589688), (40, 4890977), (52, 3762290), (56, 3493555), (65, 3009832), (70, 2794844), (71, 2755480), (91, 2149880), (104, 1881145), (130, 1504916), (140, 1397422), (142, 1377740), (182, 1074940), (260, 752458), (280, 698711), (284, 688870), (355, 551096), (364, 537470), (455, 429976), (497, 393640), (520, 376229), (568, 344435), (710, 275548), (728, 268735), (757, 258440), (910, 214988), (923, 211960), (994, 196820), (1420, 137774), (1514, 129220), (1820, 107494), (1846, 105980), (1988, 98410), (2485, 78728), (2840, 68887), (3028, 64610), (3640, 53747), (3692, 52990), (3785, 51688), (3976, 49205), (4615, 42392), (4970, 39364), (5299, 36920), (6056, 32305), (6461, 30280), (7384, 26495), (7570, 25844), (9230, 21196), (9841, 19880), (9940, 19682), (10598, 18460), (12922, 15140)]