1689690840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{1447}}^1$

素因数の和:1761

約数の個数: 128

約数和(自身を含む): 5229480960

約数和(自身を除く): 3539790120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 263, 296, 370, 444, 526, 555, 740, 789, 888, 1052, 1110, 1315, 1447, 1480, 1578, 2104, 2220, 2630, 2894, 3156, 3945, 4341, 4440, 5260, 5788, 6312, 7235, 7890, 8682, 9731, 10520, 11576, 14470, 15780, 17364, 19462, 21705, 28940, 29193, 31560, 34728, 38924, 43410, 48655, 53539, 57880, 58386, 77848, 86820, 97310, 107078, 116772, 145965, 160617, 173640, 194620, 214156, 233544, 267695, 291930, 321234, 380561, 389240, 428312, 535390, 583860, 642468, 761122, 803085, 1070780, 1141683, 1167720, 1284936, 1522244, 1606170, 1902805, 2141560, 2283366, 3044488, 3212340, 3805610, 4566732, 5708415, 6424680, 7611220, 9133464, 11416830, 14080757, 15222440, 22833660, 28161514, 42242271, 45667320, 56323028, 70403785, 84484542, 112646056, 140807570, 168969084, 211211355, 281615140, 337938168, 422422710, 563230280, 844845420, 1689690840]

約数ペア:

[(1, 1689690840), (2, 844845420), (3, 563230280), (4, 422422710), (5, 337938168), (6, 281615140), (8, 211211355), (10, 168969084), (12, 140807570), (15, 112646056), (20, 84484542), (24, 70403785), (30, 56323028), (37, 45667320), (40, 42242271), (60, 28161514), (74, 22833660), (111, 15222440), (120, 14080757), (148, 11416830), (185, 9133464), (222, 7611220), (263, 6424680), (296, 5708415), (370, 4566732), (444, 3805610), (526, 3212340), (555, 3044488), (740, 2283366), (789, 2141560), (888, 1902805), (1052, 1606170), (1110, 1522244), (1315, 1284936), (1447, 1167720), (1480, 1141683), (1578, 1070780), (2104, 803085), (2220, 761122), (2630, 642468), (2894, 583860), (3156, 535390), (3945, 428312), (4341, 389240), (4440, 380561), (5260, 321234), (5788, 291930), (6312, 267695), (7235, 233544), (7890, 214156), (8682, 194620), (9731, 173640), (10520, 160617), (11576, 145965), (14470, 116772), (15780, 107078), (17364, 97310), (19462, 86820), (21705, 77848), (28940, 58386), (29193, 57880), (31560, 53539), (34728, 48655), (38924, 43410)]