61398540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:501

約数の個数: 192

約数和(自身を含む): 224716800

約数和(自身を除く): 163318260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 84, 90, 105, 108, 111, 126, 135, 140, 148, 180, 185, 189, 210, 222, 252, 259, 270, 315, 333, 370, 378, 420, 439, 444, 518, 540, 555, 630, 666, 740, 756, 777, 878, 945, 999, 1036, 1110, 1260, 1295, 1317, 1332, 1554, 1665, 1756, 1890, 1998, 2195, 2220, 2331, 2590, 2634, 3073, 3108, 3330, 3780, 3885, 3951, 3996, 4390, 4662, 4995, 5180, 5268, 6146, 6585, 6660, 6993, 7770, 7902, 8780, 9219, 9324, 9990, 11655, 11853, 12292, 13170, 13986, 15365, 15540, 15804, 16243, 18438, 19755, 19980, 23310, 23706, 26340, 27657, 27972, 30730, 32486, 34965, 36876, 39510, 46095, 46620, 47412, 48729, 55314, 59265, 61460, 64972, 69930, 79020, 81215, 82971, 92190, 97458, 110628, 113701, 118530, 138285, 139860, 146187, 162430, 165942, 184380, 194916, 227402, 237060, 243645, 276570, 292374, 324860, 331884, 341103, 414855, 438561, 454804, 487290, 553140, 568505, 584748, 682206, 730935, 829710, 877122, 974580, 1023309, 1137010, 1364412, 1461870, 1659420, 1705515, 1754244, 2046618, 2192805, 2274020, 2923740, 3069927, 3411030, 4093236, 4385610, 5116545, 6139854, 6822060, 8771220, 10233090, 12279708, 15349635, 20466180, 30699270, 61398540]

約数ペア:

[(1, 61398540), (2, 30699270), (3, 20466180), (4, 15349635), (5, 12279708), (6, 10233090), (7, 8771220), (9, 6822060), (10, 6139854), (12, 5116545), (14, 4385610), (15, 4093236), (18, 3411030), (20, 3069927), (21, 2923740), (27, 2274020), (28, 2192805), (30, 2046618), (35, 1754244), (36, 1705515), (37, 1659420), (42, 1461870), (45, 1364412), (54, 1137010), (60, 1023309), (63, 974580), (70, 877122), (74, 829710), (84, 730935), (90, 682206), (105, 584748), (108, 568505), (111, 553140), (126, 487290), (135, 454804), (140, 438561), (148, 414855), (180, 341103), (185, 331884), (189, 324860), (210, 292374), (222, 276570), (252, 243645), (259, 237060), (270, 227402), (315, 194916), (333, 184380), (370, 165942), (378, 162430), (420, 146187), (439, 139860), (444, 138285), (518, 118530), (540, 113701), (555, 110628), (630, 97458), (666, 92190), (740, 82971), (756, 81215), (777, 79020), (878, 69930), (945, 64972), (999, 61460), (1036, 59265), (1110, 55314), (1260, 48729), (1295, 47412), (1317, 46620), (1332, 46095), (1554, 39510), (1665, 36876), (1756, 34965), (1890, 32486), (1998, 30730), (2195, 27972), (2220, 27657), (2331, 26340), (2590, 23706), (2634, 23310), (3073, 19980), (3108, 19755), (3330, 18438), (3780, 16243), (3885, 15804), (3951, 15540), (3996, 15365), (4390, 13986), (4662, 13170), (4995, 12292), (5180, 11853), (5268, 11655), (6146, 9990), (6585, 9324), (6660, 9219), (6993, 8780), (7770, 7902)]