678451356

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:497

約数の個数: 144

約数和(自身を含む): 1950631200

約数和(自身を除く): 1272179844

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 121, 132, 193, 198, 242, 269, 297, 363, 386, 396, 484, 538, 579, 594, 726, 772, 807, 1076, 1089, 1158, 1188, 1452, 1614, 1737, 2123, 2178, 2316, 2421, 2959, 3228, 3267, 3474, 4246, 4356, 4842, 5211, 5918, 6369, 6534, 6948, 7263, 8492, 8877, 9684, 10422, 11836, 12738, 13068, 14526, 17754, 19107, 20844, 23353, 25476, 26631, 29052, 32549, 35508, 38214, 46706, 51917, 53262, 57321, 65098, 70059, 76428, 79893, 93412, 97647, 103834, 106524, 114642, 130196, 140118, 155751, 159786, 195294, 207668, 210177, 229284, 280236, 292941, 311502, 319572, 390588, 420354, 467253, 571087, 585882, 623004, 630531, 840708, 878823, 934506, 1142174, 1171764, 1261062, 1401759, 1713261, 1757646, 1869012, 2284348, 2522124, 2803518, 3426522, 3515292, 5139783, 5607036, 6281957, 6853044, 10279566, 12563914, 15419349, 18845871, 20559132, 25127828, 30838698, 37691742, 56537613, 61677396, 75383484, 113075226, 169612839, 226150452, 339225678, 678451356]

約数ペア:

[(1, 678451356), (2, 339225678), (3, 226150452), (4, 169612839), (6, 113075226), (9, 75383484), (11, 61677396), (12, 56537613), (18, 37691742), (22, 30838698), (27, 25127828), (33, 20559132), (36, 18845871), (44, 15419349), (54, 12563914), (66, 10279566), (99, 6853044), (108, 6281957), (121, 5607036), (132, 5139783), (193, 3515292), (198, 3426522), (242, 2803518), (269, 2522124), (297, 2284348), (363, 1869012), (386, 1757646), (396, 1713261), (484, 1401759), (538, 1261062), (579, 1171764), (594, 1142174), (726, 934506), (772, 878823), (807, 840708), (1076, 630531), (1089, 623004), (1158, 585882), (1188, 571087), (1452, 467253), (1614, 420354), (1737, 390588), (2123, 319572), (2178, 311502), (2316, 292941), (2421, 280236), (2959, 229284), (3228, 210177), (3267, 207668), (3474, 195294), (4246, 159786), (4356, 155751), (4842, 140118), (5211, 130196), (5918, 114642), (6369, 106524), (6534, 103834), (6948, 97647), (7263, 93412), (8492, 79893), (8877, 76428), (9684, 70059), (10422, 65098), (11836, 57321), (12738, 53262), (13068, 51917), (14526, 46706), (17754, 38214), (19107, 35508), (20844, 32549), (23353, 29052), (25476, 26631)]