79846740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:702

約数の個数: 144

約数和(自身を含む): 262254720

約数和(自身を除く): 182407980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 631, 666, 684, 703, 740, 855, 1110, 1140, 1262, 1332, 1406, 1665, 1710, 1893, 2109, 2220, 2524, 2812, 3155, 3330, 3420, 3515, 3786, 4218, 5679, 6310, 6327, 6660, 7030, 7572, 8436, 9465, 10545, 11358, 11989, 12620, 12654, 14060, 18930, 21090, 22716, 23347, 23978, 25308, 28395, 31635, 35967, 37860, 42180, 46694, 47956, 56790, 59945, 63270, 70041, 71934, 93388, 107901, 113580, 116735, 119890, 126540, 140082, 143868, 179835, 210123, 215802, 233470, 239780, 280164, 350205, 359670, 420246, 431604, 443593, 466940, 539505, 700410, 719340, 840492, 887186, 1050615, 1079010, 1330779, 1400820, 1774372, 2101230, 2158020, 2217965, 2661558, 3992337, 4202460, 4435930, 5323116, 6653895, 7984674, 8871860, 13307790, 15969348, 19961685, 26615580, 39923370, 79846740]

約数ペア:

[(1, 79846740), (2, 39923370), (3, 26615580), (4, 19961685), (5, 15969348), (6, 13307790), (9, 8871860), (10, 7984674), (12, 6653895), (15, 5323116), (18, 4435930), (19, 4202460), (20, 3992337), (30, 2661558), (36, 2217965), (37, 2158020), (38, 2101230), (45, 1774372), (57, 1400820), (60, 1330779), (74, 1079010), (76, 1050615), (90, 887186), (95, 840492), (111, 719340), (114, 700410), (148, 539505), (171, 466940), (180, 443593), (185, 431604), (190, 420246), (222, 359670), (228, 350205), (285, 280164), (333, 239780), (342, 233470), (370, 215802), (380, 210123), (444, 179835), (555, 143868), (570, 140082), (631, 126540), (666, 119890), (684, 116735), (703, 113580), (740, 107901), (855, 93388), (1110, 71934), (1140, 70041), (1262, 63270), (1332, 59945), (1406, 56790), (1665, 47956), (1710, 46694), (1893, 42180), (2109, 37860), (2220, 35967), (2524, 31635), (2812, 28395), (3155, 25308), (3330, 23978), (3420, 23347), (3515, 22716), (3786, 21090), (4218, 18930), (5679, 14060), (6310, 12654), (6327, 12620), (6660, 11989), (7030, 11358), (7572, 10545), (8436, 9465)]