639925560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3373}}^1$

素因数の和:3438

約数の個数: 192

約数和(自身を含む): 2273806080

約数和(自身を除く): 1633880520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 51, 60, 62, 68, 72, 85, 90, 93, 102, 120, 124, 136, 153, 155, 170, 180, 186, 204, 248, 255, 279, 306, 310, 340, 360, 372, 408, 465, 510, 527, 558, 612, 620, 680, 744, 765, 930, 1020, 1054, 1116, 1224, 1240, 1395, 1530, 1581, 1860, 2040, 2108, 2232, 2635, 2790, 3060, 3162, 3373, 3720, 4216, 4743, 5270, 5580, 6120, 6324, 6746, 7905, 9486, 10119, 10540, 11160, 12648, 13492, 15810, 16865, 18972, 20238, 21080, 23715, 26984, 30357, 31620, 33730, 37944, 40476, 47430, 50595, 57341, 60714, 63240, 67460, 80952, 94860, 101190, 104563, 114682, 121428, 134920, 151785, 172023, 189720, 202380, 209126, 229364, 242856, 286705, 303570, 313689, 344046, 404760, 418252, 458728, 516069, 522815, 573410, 607140, 627378, 688092, 836504, 860115, 941067, 1032138, 1045630, 1146820, 1214280, 1254756, 1376184, 1568445, 1720230, 1777571, 1882134, 2064276, 2091260, 2293640, 2509512, 2580345, 3136890, 3440460, 3555142, 3764268, 4128552, 4182520, 4705335, 5160690, 5332713, 6273780, 6880920, 7110284, 7528536, 8887855, 9410670, 10321380, 10665426, 12547560, 14220568, 15998139, 17775710, 18821340, 20642760, 21330852, 26663565, 31996278, 35551420, 37642680, 42661704, 53327130, 63992556, 71102840, 79990695, 106654260, 127985112, 159981390, 213308520, 319962780, 639925560]

約数ペア:

[(1, 639925560), (2, 319962780), (3, 213308520), (4, 159981390), (5, 127985112), (6, 106654260), (8, 79990695), (9, 71102840), (10, 63992556), (12, 53327130), (15, 42661704), (17, 37642680), (18, 35551420), (20, 31996278), (24, 26663565), (30, 21330852), (31, 20642760), (34, 18821340), (36, 17775710), (40, 15998139), (45, 14220568), (51, 12547560), (60, 10665426), (62, 10321380), (68, 9410670), (72, 8887855), (85, 7528536), (90, 7110284), (93, 6880920), (102, 6273780), (120, 5332713), (124, 5160690), (136, 4705335), (153, 4182520), (155, 4128552), (170, 3764268), (180, 3555142), (186, 3440460), (204, 3136890), (248, 2580345), (255, 2509512), (279, 2293640), (306, 2091260), (310, 2064276), (340, 1882134), (360, 1777571), (372, 1720230), (408, 1568445), (465, 1376184), (510, 1254756), (527, 1214280), (558, 1146820), (612, 1045630), (620, 1032138), (680, 941067), (744, 860115), (765, 836504), (930, 688092), (1020, 627378), (1054, 607140), (1116, 573410), (1224, 522815), (1240, 516069), (1395, 458728), (1530, 418252), (1581, 404760), (1860, 344046), (2040, 313689), (2108, 303570), (2232, 286705), (2635, 242856), (2790, 229364), (3060, 209126), (3162, 202380), (3373, 189720), (3720, 172023), (4216, 151785), (4743, 134920), (5270, 121428), (5580, 114682), (6120, 104563), (6324, 101190), (6746, 94860), (7905, 80952), (9486, 67460), (10119, 63240), (10540, 60714), (11160, 57341), (12648, 50595), (13492, 47430), (15810, 40476), (16865, 37944), (18972, 33730), (20238, 31620), (21080, 30357), (23715, 26984)]