8449980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:120

約数の個数: 192

約数和(自身を含む): 30965760

約数和(自身を除く): 22515780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 59, 60, 62, 66, 70, 77, 84, 93, 105, 110, 118, 124, 132, 140, 154, 155, 165, 177, 186, 210, 217, 220, 231, 236, 295, 308, 310, 330, 341, 354, 372, 385, 413, 420, 434, 462, 465, 590, 620, 649, 651, 660, 682, 708, 770, 826, 868, 885, 924, 930, 1023, 1085, 1155, 1180, 1239, 1298, 1302, 1364, 1540, 1652, 1705, 1770, 1829, 1860, 1947, 2046, 2065, 2170, 2310, 2387, 2478, 2596, 2604, 3245, 3255, 3410, 3540, 3658, 3894, 4092, 4130, 4340, 4543, 4620, 4774, 4956, 5115, 5487, 6195, 6490, 6510, 6820, 7161, 7316, 7788, 8260, 9086, 9145, 9548, 9735, 10230, 10974, 11935, 12390, 12803, 12980, 13020, 13629, 14322, 18172, 18290, 19470, 20119, 20460, 21948, 22715, 23870, 24780, 25606, 27258, 27435, 28644, 35805, 36580, 38409, 38940, 40238, 45430, 47740, 51212, 54516, 54870, 60357, 64015, 68145, 71610, 76818, 80476, 90860, 100595, 109740, 120714, 128030, 136290, 140833, 143220, 153636, 192045, 201190, 241428, 256060, 272580, 281666, 301785, 384090, 402380, 422499, 563332, 603570, 704165, 768180, 844998, 1207140, 1408330, 1689996, 2112495, 2816660, 4224990, 8449980]

約数ペア:

[(1, 8449980), (2, 4224990), (3, 2816660), (4, 2112495), (5, 1689996), (6, 1408330), (7, 1207140), (10, 844998), (11, 768180), (12, 704165), (14, 603570), (15, 563332), (20, 422499), (21, 402380), (22, 384090), (28, 301785), (30, 281666), (31, 272580), (33, 256060), (35, 241428), (42, 201190), (44, 192045), (55, 153636), (59, 143220), (60, 140833), (62, 136290), (66, 128030), (70, 120714), (77, 109740), (84, 100595), (93, 90860), (105, 80476), (110, 76818), (118, 71610), (124, 68145), (132, 64015), (140, 60357), (154, 54870), (155, 54516), (165, 51212), (177, 47740), (186, 45430), (210, 40238), (217, 38940), (220, 38409), (231, 36580), (236, 35805), (295, 28644), (308, 27435), (310, 27258), (330, 25606), (341, 24780), (354, 23870), (372, 22715), (385, 21948), (413, 20460), (420, 20119), (434, 19470), (462, 18290), (465, 18172), (590, 14322), (620, 13629), (649, 13020), (651, 12980), (660, 12803), (682, 12390), (708, 11935), (770, 10974), (826, 10230), (868, 9735), (885, 9548), (924, 9145), (930, 9086), (1023, 8260), (1085, 7788), (1155, 7316), (1180, 7161), (1239, 6820), (1298, 6510), (1302, 6490), (1364, 6195), (1540, 5487), (1652, 5115), (1705, 4956), (1770, 4774), (1829, 4620), (1860, 4543), (1947, 4340), (2046, 4130), (2065, 4092), (2170, 3894), (2310, 3658), (2387, 3540), (2478, 3410), (2596, 3255), (2604, 3245)]