448907580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20611}}^1$

素因数の和:20648

約数の個数: 108

約数和(自身を含む): 1496802216

約数和(自身を除く): 1047894636

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, 20611, 21780, 41222, 61833, 82444, 103055, 123666, 185499, 206110, 226721, 247332, 309165, 370998, 412220, 453442, 618330, 680163, 741996, 906884, 927495, 1133605, 1236660, 1360326, 1854990, 2040489, 2267210, 2493931, 2720652, 3400815, 3709980, 4080978, 4534420, 4987862, 6801630, 7481793, 8161956, 9975724, 10202445, 12469655, 13603260, 14963586, 20404890, 22445379, 24939310, 29927172, 37408965, 40809780, 44890758, 49878620, 74817930, 89781516, 112226895, 149635860, 224453790, 448907580]

約数ペア:

[(1, 448907580), (2, 224453790), (3, 149635860), (4, 112226895), (5, 89781516), (6, 74817930), (9, 49878620), (10, 44890758), (11, 40809780), (12, 37408965), (15, 29927172), (18, 24939310), (20, 22445379), (22, 20404890), (30, 14963586), (33, 13603260), (36, 12469655), (44, 10202445), (45, 9975724), (55, 8161956), (60, 7481793), (66, 6801630), (90, 4987862), (99, 4534420), (110, 4080978), (121, 3709980), (132, 3400815), (165, 2720652), (180, 2493931), (198, 2267210), (220, 2040489), (242, 1854990), (330, 1360326), (363, 1236660), (396, 1133605), (484, 927495), (495, 906884), (605, 741996), (660, 680163), (726, 618330), (990, 453442), (1089, 412220), (1210, 370998), (1452, 309165), (1815, 247332), (1980, 226721), (2178, 206110), (2420, 185499), (3630, 123666), (4356, 103055), (5445, 82444), (7260, 61833), (10890, 41222), (20611, 21780)]