239540220

素因数分解:

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

素因数の和:705

約数の個数: 192

約数和(自身を含む): 806937600

約数和(自身を除く): 567397380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 37, 38, 45, 54, 57, 60, 74, 76, 90, 95, 108, 111, 114, 135, 148, 171, 180, 185, 190, 222, 228, 270, 285, 333, 342, 370, 380, 444, 513, 540, 555, 570, 631, 666, 684, 703, 740, 855, 999, 1026, 1110, 1140, 1262, 1332, 1406, 1665, 1710, 1893, 1998, 2052, 2109, 2220, 2524, 2565, 2812, 3155, 3330, 3420, 3515, 3786, 3996, 4218, 4995, 5130, 5679, 6310, 6327, 6660, 7030, 7572, 8436, 9465, 9990, 10260, 10545, 11358, 11989, 12620, 12654, 14060, 17037, 18930, 18981, 19980, 21090, 22716, 23347, 23978, 25308, 28395, 31635, 34074, 35967, 37860, 37962, 42180, 46694, 47956, 56790, 59945, 63270, 68148, 70041, 71934, 75924, 85185, 93388, 94905, 107901, 113580, 116735, 119890, 126540, 140082, 143868, 170370, 179835, 189810, 210123, 215802, 233470, 239780, 280164, 323703, 340740, 350205, 359670, 379620, 420246, 431604, 443593, 466940, 539505, 630369, 647406, 700410, 719340, 840492, 887186, 1050615, 1079010, 1260738, 1294812, 1330779, 1400820, 1618515, 1774372, 2101230, 2158020, 2217965, 2521476, 2661558, 3151845, 3237030, 3992337, 4202460, 4435930, 5323116, 6303690, 6474060, 6653895, 7984674, 8871860, 11977011, 12607380, 13307790, 15969348, 19961685, 23954022, 26615580, 39923370, 47908044, 59885055, 79846740, 119770110, 239540220]

約数ペア:

[(1, 239540220), (2, 119770110), (3, 79846740), (4, 59885055), (5, 47908044), (6, 39923370), (9, 26615580), (10, 23954022), (12, 19961685), (15, 15969348), (18, 13307790), (19, 12607380), (20, 11977011), (27, 8871860), (30, 7984674), (36, 6653895), (37, 6474060), (38, 6303690), (45, 5323116), (54, 4435930), (57, 4202460), (60, 3992337), (74, 3237030), (76, 3151845), (90, 2661558), (95, 2521476), (108, 2217965), (111, 2158020), (114, 2101230), (135, 1774372), (148, 1618515), (171, 1400820), (180, 1330779), (185, 1294812), (190, 1260738), (222, 1079010), (228, 1050615), (270, 887186), (285, 840492), (333, 719340), (342, 700410), (370, 647406), (380, 630369), (444, 539505), (513, 466940), (540, 443593), (555, 431604), (570, 420246), (631, 379620), (666, 359670), (684, 350205), (703, 340740), (740, 323703), (855, 280164), (999, 239780), (1026, 233470), (1110, 215802), (1140, 210123), (1262, 189810), (1332, 179835), (1406, 170370), (1665, 143868), (1710, 140082), (1893, 126540), (1998, 119890), (2052, 116735), (2109, 113580), (2220, 107901), (2524, 94905), (2565, 93388), (2812, 85185), (3155, 75924), (3330, 71934), (3420, 70041), (3515, 68148), (3786, 63270), (3996, 59945), (4218, 56790), (4995, 47956), (5130, 46694), (5679, 42180), (6310, 37962), (6327, 37860), (6660, 35967), (7030, 34074), (7572, 31635), (8436, 28395), (9465, 25308), (9990, 23978), (10260, 23347), (10545, 22716), (11358, 21090), (11989, 19980), (12620, 18981), (12654, 18930), (14060, 17037)]