61809960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:811

約数の個数: 128

約数和(自身を含む): 201398400

約数和(自身を除く): 139588440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 739, 820, 984, 1020, 1230, 1394, 1478, 1640, 2040, 2091, 2217, 2460, 2788, 2956, 3485, 3695, 4182, 4434, 4920, 5576, 5912, 6970, 7390, 8364, 8868, 10455, 11085, 12563, 13940, 14780, 16728, 17736, 20910, 22170, 25126, 27880, 29560, 30299, 37689, 41820, 44340, 50252, 60598, 62815, 75378, 83640, 88680, 90897, 100504, 121196, 125630, 150756, 151495, 181794, 188445, 242392, 251260, 301512, 302990, 363588, 376890, 454485, 502520, 515083, 605980, 727176, 753780, 908970, 1030166, 1211960, 1507560, 1545249, 1817940, 2060332, 2575415, 3090498, 3635880, 4120664, 5150830, 6180996, 7726245, 10301660, 12361992, 15452490, 20603320, 30904980, 61809960]

約数ペア:

[(1, 61809960), (2, 30904980), (3, 20603320), (4, 15452490), (5, 12361992), (6, 10301660), (8, 7726245), (10, 6180996), (12, 5150830), (15, 4120664), (17, 3635880), (20, 3090498), (24, 2575415), (30, 2060332), (34, 1817940), (40, 1545249), (41, 1507560), (51, 1211960), (60, 1030166), (68, 908970), (82, 753780), (85, 727176), (102, 605980), (120, 515083), (123, 502520), (136, 454485), (164, 376890), (170, 363588), (204, 302990), (205, 301512), (246, 251260), (255, 242392), (328, 188445), (340, 181794), (408, 151495), (410, 150756), (492, 125630), (510, 121196), (615, 100504), (680, 90897), (697, 88680), (739, 83640), (820, 75378), (984, 62815), (1020, 60598), (1230, 50252), (1394, 44340), (1478, 41820), (1640, 37689), (2040, 30299), (2091, 29560), (2217, 27880), (2460, 25126), (2788, 22170), (2956, 20910), (3485, 17736), (3695, 16728), (4182, 14780), (4434, 13940), (4920, 12563), (5576, 11085), (5912, 10455), (6970, 8868), (7390, 8364)]