77502420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 250967808

約数和(自身を除く): 173465388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 243, 270, 324, 333, 370, 405, 431, 444, 486, 540, 555, 666, 740, 810, 862, 972, 999, 1110, 1215, 1293, 1332, 1620, 1665, 1724, 1998, 2155, 2220, 2430, 2586, 2997, 3330, 3879, 3996, 4310, 4860, 4995, 5172, 5994, 6465, 6660, 7758, 8620, 8991, 9990, 11637, 11988, 12930, 14985, 15516, 15947, 17982, 19395, 19980, 23274, 25860, 29970, 31894, 34911, 35964, 38790, 44955, 46548, 47841, 58185, 59940, 63788, 69822, 77580, 79735, 89910, 95682, 104733, 116370, 139644, 143523, 159470, 174555, 179820, 191364, 209466, 232740, 239205, 287046, 318940, 349110, 418932, 430569, 478410, 523665, 574092, 698220, 717615, 861138, 956820, 1047330, 1291707, 1435230, 1722276, 2094660, 2152845, 2583414, 2870460, 3875121, 4305690, 5166828, 6458535, 7750242, 8611380, 12917070, 15500484, 19375605, 25834140, 38751210, 77502420]

約数ペア:

[(1, 77502420), (2, 38751210), (3, 25834140), (4, 19375605), (5, 15500484), (6, 12917070), (9, 8611380), (10, 7750242), (12, 6458535), (15, 5166828), (18, 4305690), (20, 3875121), (27, 2870460), (30, 2583414), (36, 2152845), (37, 2094660), (45, 1722276), (54, 1435230), (60, 1291707), (74, 1047330), (81, 956820), (90, 861138), (108, 717615), (111, 698220), (135, 574092), (148, 523665), (162, 478410), (180, 430569), (185, 418932), (222, 349110), (243, 318940), (270, 287046), (324, 239205), (333, 232740), (370, 209466), (405, 191364), (431, 179820), (444, 174555), (486, 159470), (540, 143523), (555, 139644), (666, 116370), (740, 104733), (810, 95682), (862, 89910), (972, 79735), (999, 77580), (1110, 69822), (1215, 63788), (1293, 59940), (1332, 58185), (1620, 47841), (1665, 46548), (1724, 44955), (1998, 38790), (2155, 35964), (2220, 34911), (2430, 31894), (2586, 29970), (2997, 25860), (3330, 23274), (3879, 19980), (3996, 19395), (4310, 17982), (4860, 15947), (4995, 15516), (5172, 14985), (5994, 12930), (6465, 11988), (6660, 11637), (7758, 9990), (8620, 8991)]