72680916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:710

約数の個数: 144

約数和(自身を含む): 228215232

約数和(自身を除く): 155534316

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 49, 51, 66, 68, 77, 84, 98, 102, 119, 132, 147, 154, 187, 196, 204, 231, 238, 294, 308, 357, 374, 462, 476, 539, 561, 588, 661, 714, 748, 833, 924, 1078, 1122, 1309, 1322, 1428, 1617, 1666, 1983, 2156, 2244, 2499, 2618, 2644, 3234, 3332, 3927, 3966, 4627, 4998, 5236, 6468, 7271, 7854, 7932, 9163, 9254, 9996, 11237, 13881, 14542, 15708, 18326, 18508, 21813, 22474, 27489, 27762, 29084, 32389, 33711, 36652, 43626, 44948, 50897, 54978, 55524, 64778, 67422, 78659, 87252, 97167, 101794, 109956, 123607, 129556, 134844, 152691, 157318, 194334, 203588, 235977, 247214, 305382, 314636, 356279, 370821, 388668, 471954, 494428, 550613, 610764, 712558, 741642, 865249, 943908, 1068837, 1101226, 1425116, 1483284, 1651839, 1730498, 2137674, 2202452, 2595747, 3303678, 3460996, 4275348, 5191494, 6056743, 6607356, 10382988, 12113486, 18170229, 24226972, 36340458, 72680916]

約数ペア:

[(1, 72680916), (2, 36340458), (3, 24226972), (4, 18170229), (6, 12113486), (7, 10382988), (11, 6607356), (12, 6056743), (14, 5191494), (17, 4275348), (21, 3460996), (22, 3303678), (28, 2595747), (33, 2202452), (34, 2137674), (42, 1730498), (44, 1651839), (49, 1483284), (51, 1425116), (66, 1101226), (68, 1068837), (77, 943908), (84, 865249), (98, 741642), (102, 712558), (119, 610764), (132, 550613), (147, 494428), (154, 471954), (187, 388668), (196, 370821), (204, 356279), (231, 314636), (238, 305382), (294, 247214), (308, 235977), (357, 203588), (374, 194334), (462, 157318), (476, 152691), (539, 134844), (561, 129556), (588, 123607), (661, 109956), (714, 101794), (748, 97167), (833, 87252), (924, 78659), (1078, 67422), (1122, 64778), (1309, 55524), (1322, 54978), (1428, 50897), (1617, 44948), (1666, 43626), (1983, 36652), (2156, 33711), (2244, 32389), (2499, 29084), (2618, 27762), (2644, 27489), (3234, 22474), (3332, 21813), (3927, 18508), (3966, 18326), (4627, 15708), (4998, 14542), (5236, 13881), (6468, 11237), (7271, 9996), (7854, 9254), (7932, 9163)]