68338260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 220426752

約数和(自身を除く): 152088492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 222, 279, 310, 331, 333, 370, 372, 444, 465, 555, 558, 620, 662, 666, 740, 930, 993, 1110, 1116, 1147, 1324, 1332, 1395, 1655, 1665, 1860, 1986, 2220, 2294, 2790, 2979, 3310, 3330, 3441, 3972, 4588, 4965, 5580, 5735, 5958, 6620, 6660, 6882, 9930, 10261, 10323, 11470, 11916, 12247, 13764, 14895, 17205, 19860, 20522, 20646, 22940, 24494, 29790, 30783, 34410, 36741, 41044, 41292, 48988, 51305, 51615, 59580, 61235, 61566, 68820, 73482, 92349, 102610, 103230, 110223, 122470, 123132, 146964, 153915, 183705, 184698, 205220, 206460, 220446, 244940, 307830, 367410, 369396, 379657, 440892, 461745, 551115, 615660, 734820, 759314, 923490, 1102230, 1138971, 1518628, 1846980, 1898285, 2204460, 2277942, 3416913, 3796570, 4555884, 5694855, 6833826, 7593140, 11389710, 13667652, 17084565, 22779420, 34169130, 68338260]

約数ペア:

[(1, 68338260), (2, 34169130), (3, 22779420), (4, 17084565), (5, 13667652), (6, 11389710), (9, 7593140), (10, 6833826), (12, 5694855), (15, 4555884), (18, 3796570), (20, 3416913), (30, 2277942), (31, 2204460), (36, 1898285), (37, 1846980), (45, 1518628), (60, 1138971), (62, 1102230), (74, 923490), (90, 759314), (93, 734820), (111, 615660), (124, 551115), (148, 461745), (155, 440892), (180, 379657), (185, 369396), (186, 367410), (222, 307830), (279, 244940), (310, 220446), (331, 206460), (333, 205220), (370, 184698), (372, 183705), (444, 153915), (465, 146964), (555, 123132), (558, 122470), (620, 110223), (662, 103230), (666, 102610), (740, 92349), (930, 73482), (993, 68820), (1110, 61566), (1116, 61235), (1147, 59580), (1324, 51615), (1332, 51305), (1395, 48988), (1655, 41292), (1665, 41044), (1860, 36741), (1986, 34410), (2220, 30783), (2294, 29790), (2790, 24494), (2979, 22940), (3310, 20646), (3330, 20522), (3441, 19860), (3972, 17205), (4588, 14895), (4965, 13764), (5580, 12247), (5735, 11916), (5958, 11470), (6620, 10323), (6660, 10261), (6882, 9930)]