1807740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 6099912

約数和(自身を除く): 4292172

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, 83, 90, 99, 110, 121, 132, 165, 166, 180, 198, 220, 242, 249, 330, 332, 363, 396, 415, 484, 495, 498, 605, 660, 726, 747, 830, 913, 990, 996, 1089, 1210, 1245, 1452, 1494, 1660, 1815, 1826, 1980, 2178, 2420, 2490, 2739, 2988, 3630, 3652, 3735, 4356, 4565, 4980, 5445, 5478, 7260, 7470, 8217, 9130, 10043, 10890, 10956, 13695, 14940, 16434, 18260, 20086, 21780, 27390, 30129, 32868, 40172, 41085, 50215, 54780, 60258, 82170, 90387, 100430, 120516, 150645, 164340, 180774, 200860, 301290, 361548, 451935, 602580, 903870, 1807740]

約数ペア:

[(1, 1807740), (2, 903870), (3, 602580), (4, 451935), (5, 361548), (6, 301290), (9, 200860), (10, 180774), (11, 164340), (12, 150645), (15, 120516), (18, 100430), (20, 90387), (22, 82170), (30, 60258), (33, 54780), (36, 50215), (44, 41085), (45, 40172), (55, 32868), (60, 30129), (66, 27390), (83, 21780), (90, 20086), (99, 18260), (110, 16434), (121, 14940), (132, 13695), (165, 10956), (166, 10890), (180, 10043), (198, 9130), (220, 8217), (242, 7470), (249, 7260), (330, 5478), (332, 5445), (363, 4980), (396, 4565), (415, 4356), (484, 3735), (495, 3652), (498, 3630), (605, 2988), (660, 2739), (726, 2490), (747, 2420), (830, 2178), (913, 1980), (990, 1826), (996, 1815), (1089, 1660), (1210, 1494), (1245, 1452)]