289883558120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{486023}}^1$

素因数の和:486115

約数の個数: 128

約数和(自身を含む): 744666531840

約数和(自身を除く): 454782973720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 37, 40, 52, 62, 65, 74, 104, 124, 130, 148, 155, 185, 248, 260, 296, 310, 370, 403, 481, 520, 620, 740, 806, 962, 1147, 1240, 1480, 1612, 1924, 2015, 2294, 2405, 3224, 3848, 4030, 4588, 4810, 5735, 8060, 9176, 9620, 11470, 14911, 16120, 19240, 22940, 29822, 45880, 59644, 74555, 119288, 149110, 298220, 486023, 596440, 972046, 1944092, 2430115, 3888184, 4860230, 6318299, 9720460, 12636598, 15066713, 17982851, 19440920, 25273196, 30133426, 31591495, 35965702, 50546392, 60266852, 63182990, 71931404, 75333565, 89914255, 120533704, 126365980, 143862808, 150667130, 179828510, 195867269, 233777063, 252731960, 301334260, 359657020, 391734538, 467554126, 557468381, 602668520, 719314040, 783469076, 935108252, 979336345, 1114936762, 1168885315, 1566938152, 1870216504, 1958672690, 2229873524, 2337770630, 2787341905, 3917345380, 4459747048, 4675541260, 5574683810, 7247088953, 7834690760, 9351082520, 11149367620, 14494177906, 22298735240, 28988355812, 36235444765, 57976711624, 72470889530, 144941779060, 289883558120]

約数ペア:

[(1, 289883558120), (2, 144941779060), (4, 72470889530), (5, 57976711624), (8, 36235444765), (10, 28988355812), (13, 22298735240), (20, 14494177906), (26, 11149367620), (31, 9351082520), (37, 7834690760), (40, 7247088953), (52, 5574683810), (62, 4675541260), (65, 4459747048), (74, 3917345380), (104, 2787341905), (124, 2337770630), (130, 2229873524), (148, 1958672690), (155, 1870216504), (185, 1566938152), (248, 1168885315), (260, 1114936762), (296, 979336345), (310, 935108252), (370, 783469076), (403, 719314040), (481, 602668520), (520, 557468381), (620, 467554126), (740, 391734538), (806, 359657020), (962, 301334260), (1147, 252731960), (1240, 233777063), (1480, 195867269), (1612, 179828510), (1924, 150667130), (2015, 143862808), (2294, 126365980), (2405, 120533704), (3224, 89914255), (3848, 75333565), (4030, 71931404), (4588, 63182990), (4810, 60266852), (5735, 50546392), (8060, 35965702), (9176, 31591495), (9620, 30133426), (11470, 25273196), (14911, 19440920), (16120, 17982851), (19240, 15066713), (22940, 12636598), (29822, 9720460), (45880, 6318299), (59644, 4860230), (74555, 3888184), (119288, 2430115), (149110, 1944092), (298220, 972046), (486023, 596440)]