643146040980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{613607}}^1$

素因数の和:614275

約数の個数: 120

約数和(自身を含む): 2020694594688

約数和(自身を除く): 1377548553708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 647, 810, 1294, 1620, 1941, 2588, 3235, 3882, 5823, 6470, 7764, 9705, 11646, 12940, 17469, 19410, 23292, 29115, 34938, 38820, 52407, 58230, 69876, 87345, 104814, 116460, 174690, 209628, 262035, 349380, 524070, 613607, 1048140, 1227214, 1840821, 2454428, 3068035, 3681642, 5522463, 6136070, 7363284, 9204105, 11044926, 12272140, 16567389, 18408210, 22089852, 27612315, 33134778, 36816420, 49702167, 55224630, 66269556, 82836945, 99404334, 110449260, 165673890, 198808668, 248510835, 331347780, 397003729, 497021670, 794007458, 994043340, 1191011187, 1588014916, 1985018645, 2382022374, 3573033561, 3970037290, 4764044748, 5955055935, 7146067122, 7940074580, 10719100683, 11910111870, 14292134244, 17865167805, 21438201366, 23820223740, 32157302049, 35730335610, 42876402732, 53595503415, 64314604098, 71460671220, 107191006830, 128629208196, 160786510245, 214382013660, 321573020490, 643146040980]

約数ペア:

[(1, 643146040980), (2, 321573020490), (3, 214382013660), (4, 160786510245), (5, 128629208196), (6, 107191006830), (9, 71460671220), (10, 64314604098), (12, 53595503415), (15, 42876402732), (18, 35730335610), (20, 32157302049), (27, 23820223740), (30, 21438201366), (36, 17865167805), (45, 14292134244), (54, 11910111870), (60, 10719100683), (81, 7940074580), (90, 7146067122), (108, 5955055935), (135, 4764044748), (162, 3970037290), (180, 3573033561), (270, 2382022374), (324, 1985018645), (405, 1588014916), (540, 1191011187), (647, 994043340), (810, 794007458), (1294, 497021670), (1620, 397003729), (1941, 331347780), (2588, 248510835), (3235, 198808668), (3882, 165673890), (5823, 110449260), (6470, 99404334), (7764, 82836945), (9705, 66269556), (11646, 55224630), (12940, 49702167), (17469, 36816420), (19410, 33134778), (23292, 27612315), (29115, 22089852), (34938, 18408210), (38820, 16567389), (52407, 12272140), (58230, 11044926), (69876, 9204105), (87345, 7363284), (104814, 6136070), (116460, 5522463), (174690, 3681642), (209628, 3068035), (262035, 2454428), (349380, 1840821), (524070, 1227214), (613607, 1048140)]