1949767380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89521}}^1$

素因数の和:89558

約数の個数: 108

約数和(自身を含む): 6500908596

約数和(自身を除く): 4551141216

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 4356, 5445, 7260, 10890, 21780, 89521, 179042, 268563, 358084, 447605, 537126, 805689, 895210, 984731, 1074252, 1342815, 1611378, 1790420, 1969462, 2685630, 2954193, 3222756, 3938924, 4028445, 4923655, 5371260, 5908386, 8056890, 8862579, 9847310, 10832041, 11816772, 14770965, 16113780, 17725158, 19694620, 21664082, 29541930, 32496123, 35450316, 43328164, 44312895, 54160205, 59083860, 64992246, 88625790, 97488369, 108320410, 129984492, 162480615, 177251580, 194976738, 216640820, 324961230, 389953476, 487441845, 649922460, 974883690, 1949767380]

約数ペア:

[(1, 1949767380), (2, 974883690), (3, 649922460), (4, 487441845), (5, 389953476), (6, 324961230), (9, 216640820), (10, 194976738), (11, 177251580), (12, 162480615), (15, 129984492), (18, 108320410), (20, 97488369), (22, 88625790), (30, 64992246), (33, 59083860), (36, 54160205), (44, 44312895), (45, 43328164), (55, 35450316), (60, 32496123), (66, 29541930), (90, 21664082), (99, 19694620), (110, 17725158), (121, 16113780), (132, 14770965), (165, 11816772), (180, 10832041), (198, 9847310), (220, 8862579), (242, 8056890), (330, 5908386), (363, 5371260), (396, 4923655), (484, 4028445), (495, 3938924), (605, 3222756), (660, 2954193), (726, 2685630), (990, 1969462), (1089, 1790420), (1210, 1611378), (1452, 1342815), (1815, 1074252), (1980, 984731), (2178, 895210), (2420, 805689), (3630, 537126), (4356, 447605), (5445, 358084), (7260, 268563), (10890, 179042), (21780, 89521)]