87516660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1046

約数の個数: 192

約数和(自身を含む): 321914880

約数和(自身を除く): 234398220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 165, 190, 209, 210, 220, 228, 231, 266, 285, 308, 330, 380, 385, 399, 418, 420, 462, 532, 570, 627, 660, 665, 770, 798, 836, 924, 997, 1045, 1140, 1155, 1254, 1330, 1463, 1540, 1596, 1994, 1995, 2090, 2310, 2508, 2660, 2926, 2991, 3135, 3988, 3990, 4180, 4389, 4620, 4985, 5852, 5982, 6270, 6979, 7315, 7980, 8778, 9970, 10967, 11964, 12540, 13958, 14630, 14955, 17556, 18943, 19940, 20937, 21934, 21945, 27916, 29260, 29910, 32901, 34895, 37886, 41874, 43868, 43890, 54835, 56829, 59820, 65802, 69790, 75772, 76769, 83748, 87780, 94715, 104685, 109670, 113658, 131604, 132601, 139580, 153538, 164505, 189430, 208373, 209370, 219340, 227316, 230307, 265202, 284145, 307076, 329010, 378860, 383845, 397803, 416746, 418740, 460614, 530404, 568290, 625119, 658020, 663005, 767690, 795606, 833492, 921228, 1041865, 1136580, 1151535, 1250238, 1326010, 1458611, 1535380, 1591212, 1989015, 2083730, 2303070, 2500476, 2652020, 2917222, 3125595, 3978030, 4167460, 4375833, 4606140, 5834444, 6251190, 7293055, 7956060, 8751666, 12502380, 14586110, 17503332, 21879165, 29172220, 43758330, 87516660]

約数ペア:

[(1, 87516660), (2, 43758330), (3, 29172220), (4, 21879165), (5, 17503332), (6, 14586110), (7, 12502380), (10, 8751666), (11, 7956060), (12, 7293055), (14, 6251190), (15, 5834444), (19, 4606140), (20, 4375833), (21, 4167460), (22, 3978030), (28, 3125595), (30, 2917222), (33, 2652020), (35, 2500476), (38, 2303070), (42, 2083730), (44, 1989015), (55, 1591212), (57, 1535380), (60, 1458611), (66, 1326010), (70, 1250238), (76, 1151535), (77, 1136580), (84, 1041865), (95, 921228), (105, 833492), (110, 795606), (114, 767690), (132, 663005), (133, 658020), (140, 625119), (154, 568290), (165, 530404), (190, 460614), (209, 418740), (210, 416746), (220, 397803), (228, 383845), (231, 378860), (266, 329010), (285, 307076), (308, 284145), (330, 265202), (380, 230307), (385, 227316), (399, 219340), (418, 209370), (420, 208373), (462, 189430), (532, 164505), (570, 153538), (627, 139580), (660, 132601), (665, 131604), (770, 113658), (798, 109670), (836, 104685), (924, 94715), (997, 87780), (1045, 83748), (1140, 76769), (1155, 75772), (1254, 69790), (1330, 65802), (1463, 59820), (1540, 56829), (1596, 54835), (1994, 43890), (1995, 43868), (2090, 41874), (2310, 37886), (2508, 34895), (2660, 32901), (2926, 29910), (2991, 29260), (3135, 27916), (3988, 21945), (3990, 21934), (4180, 20937), (4389, 19940), (4620, 18943), (4985, 17556), (5852, 14955), (5982, 14630), (6270, 13958), (6979, 12540), (7315, 11964), (7980, 10967), (8778, 9970)]