72170406

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1067

約数の個数: 128

約数和(自身を含む): 211921920

約数和(自身を除く): 139751514

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 27, 33, 34, 42, 51, 54, 63, 66, 77, 99, 102, 119, 126, 153, 154, 187, 189, 198, 231, 238, 297, 306, 357, 374, 378, 459, 462, 561, 594, 693, 714, 918, 1021, 1071, 1122, 1309, 1386, 1683, 2042, 2079, 2142, 2618, 3063, 3213, 3366, 3927, 4158, 5049, 6126, 6426, 7147, 7854, 9189, 10098, 11231, 11781, 14294, 17357, 18378, 21441, 22462, 23562, 27567, 33693, 34714, 35343, 42882, 52071, 55134, 64323, 67386, 70686, 78617, 101079, 104142, 121499, 128646, 156213, 157234, 190927, 192969, 202158, 235851, 242998, 303237, 312426, 364497, 381854, 385938, 468639, 471702, 572781, 606474, 707553, 728994, 937278, 1093491, 1145562, 1336489, 1415106, 1718343, 2122659, 2186982, 2672978, 3280473, 3436686, 4009467, 4245318, 5155029, 6560946, 8018934, 10310058, 12028401, 24056802, 36085203, 72170406]

約数ペア:

[(1, 72170406), (2, 36085203), (3, 24056802), (6, 12028401), (7, 10310058), (9, 8018934), (11, 6560946), (14, 5155029), (17, 4245318), (18, 4009467), (21, 3436686), (22, 3280473), (27, 2672978), (33, 2186982), (34, 2122659), (42, 1718343), (51, 1415106), (54, 1336489), (63, 1145562), (66, 1093491), (77, 937278), (99, 728994), (102, 707553), (119, 606474), (126, 572781), (153, 471702), (154, 468639), (187, 385938), (189, 381854), (198, 364497), (231, 312426), (238, 303237), (297, 242998), (306, 235851), (357, 202158), (374, 192969), (378, 190927), (459, 157234), (462, 156213), (561, 128646), (594, 121499), (693, 104142), (714, 101079), (918, 78617), (1021, 70686), (1071, 67386), (1122, 64323), (1309, 55134), (1386, 52071), (1683, 42882), (2042, 35343), (2079, 34714), (2142, 33693), (2618, 27567), (3063, 23562), (3213, 22462), (3366, 21441), (3927, 18378), (4158, 17357), (5049, 14294), (6126, 11781), (6426, 11231), (7147, 10098), (7854, 9189)]