218784360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:719

約数の個数: 128

約数和(自身を含む): 685301760

約数和(自身を除く): 466517400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 103, 120, 124, 155, 186, 206, 248, 309, 310, 372, 412, 465, 515, 571, 618, 620, 744, 824, 930, 1030, 1142, 1236, 1240, 1545, 1713, 1860, 2060, 2284, 2472, 2855, 3090, 3193, 3426, 3720, 4120, 4568, 5710, 6180, 6386, 6852, 8565, 9579, 11420, 12360, 12772, 13704, 15965, 17130, 17701, 19158, 22840, 25544, 31930, 34260, 35402, 38316, 47895, 53103, 58813, 63860, 68520, 70804, 76632, 88505, 95790, 106206, 117626, 127720, 141608, 176439, 177010, 191580, 212412, 235252, 265515, 294065, 352878, 354020, 383160, 424824, 470504, 531030, 588130, 705756, 708040, 882195, 1062060, 1176260, 1411512, 1764390, 1823203, 2124120, 2352520, 3528780, 3646406, 5469609, 7057560, 7292812, 9116015, 10939218, 14585624, 18232030, 21878436, 27348045, 36464060, 43756872, 54696090, 72928120, 109392180, 218784360]

約数ペア:

[(1, 218784360), (2, 109392180), (3, 72928120), (4, 54696090), (5, 43756872), (6, 36464060), (8, 27348045), (10, 21878436), (12, 18232030), (15, 14585624), (20, 10939218), (24, 9116015), (30, 7292812), (31, 7057560), (40, 5469609), (60, 3646406), (62, 3528780), (93, 2352520), (103, 2124120), (120, 1823203), (124, 1764390), (155, 1411512), (186, 1176260), (206, 1062060), (248, 882195), (309, 708040), (310, 705756), (372, 588130), (412, 531030), (465, 470504), (515, 424824), (571, 383160), (618, 354020), (620, 352878), (744, 294065), (824, 265515), (930, 235252), (1030, 212412), (1142, 191580), (1236, 177010), (1240, 176439), (1545, 141608), (1713, 127720), (1860, 117626), (2060, 106206), (2284, 95790), (2472, 88505), (2855, 76632), (3090, 70804), (3193, 68520), (3426, 63860), (3720, 58813), (4120, 53103), (4568, 47895), (5710, 38316), (6180, 35402), (6386, 34260), (6852, 31930), (8565, 25544), (9579, 22840), (11420, 19158), (12360, 17701), (12772, 17130), (13704, 15965)]