16571940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 61544448

約数和(自身を除く): 44972508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 165, 170, 187, 204, 210, 211, 220, 231, 238, 255, 308, 330, 340, 357, 374, 385, 420, 422, 462, 476, 510, 561, 595, 633, 660, 714, 748, 770, 844, 924, 935, 1020, 1055, 1122, 1155, 1190, 1266, 1309, 1428, 1477, 1540, 1785, 1870, 2110, 2244, 2310, 2321, 2380, 2532, 2618, 2805, 2954, 3165, 3570, 3587, 3740, 3927, 4220, 4431, 4620, 4642, 5236, 5610, 5908, 6330, 6545, 6963, 7140, 7174, 7385, 7854, 8862, 9284, 10761, 11220, 11605, 12660, 13090, 13926, 14348, 14770, 15708, 16247, 17724, 17935, 19635, 21522, 22155, 23210, 25109, 26180, 27852, 29540, 32494, 34815, 35870, 39270, 39457, 43044, 44310, 46420, 48741, 50218, 53805, 64988, 69630, 71740, 75327, 78540, 78914, 81235, 88620, 97482, 100436, 107610, 118371, 125545, 139260, 150654, 157828, 162470, 194964, 197285, 215220, 236742, 243705, 251090, 276199, 301308, 324940, 376635, 394570, 473484, 487410, 502180, 552398, 591855, 753270, 789140, 828597, 974820, 1104796, 1183710, 1380995, 1506540, 1657194, 2367420, 2761990, 3314388, 4142985, 5523980, 8285970, 16571940]

約数ペア:

[(1, 16571940), (2, 8285970), (3, 5523980), (4, 4142985), (5, 3314388), (6, 2761990), (7, 2367420), (10, 1657194), (11, 1506540), (12, 1380995), (14, 1183710), (15, 1104796), (17, 974820), (20, 828597), (21, 789140), (22, 753270), (28, 591855), (30, 552398), (33, 502180), (34, 487410), (35, 473484), (42, 394570), (44, 376635), (51, 324940), (55, 301308), (60, 276199), (66, 251090), (68, 243705), (70, 236742), (77, 215220), (84, 197285), (85, 194964), (102, 162470), (105, 157828), (110, 150654), (119, 139260), (132, 125545), (140, 118371), (154, 107610), (165, 100436), (170, 97482), (187, 88620), (204, 81235), (210, 78914), (211, 78540), (220, 75327), (231, 71740), (238, 69630), (255, 64988), (308, 53805), (330, 50218), (340, 48741), (357, 46420), (374, 44310), (385, 43044), (420, 39457), (422, 39270), (462, 35870), (476, 34815), (510, 32494), (561, 29540), (595, 27852), (633, 26180), (660, 25109), (714, 23210), (748, 22155), (770, 21522), (844, 19635), (924, 17935), (935, 17724), (1020, 16247), (1055, 15708), (1122, 14770), (1155, 14348), (1190, 13926), (1266, 13090), (1309, 12660), (1428, 11605), (1477, 11220), (1540, 10761), (1785, 9284), (1870, 8862), (2110, 7854), (2244, 7385), (2310, 7174), (2321, 7140), (2380, 6963), (2532, 6545), (2618, 6330), (2805, 5908), (2954, 5610), (3165, 5236), (3570, 4642), (3587, 4620), (3740, 4431), (3927, 4220)]