66499440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1767

約数の個数: 160

約数和(自身を含む): 245984256

約数和(自身を除く): 179484816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1721, 1840, 1932, 2415, 2576, 2760, 3220, 3442, 3864, 4830, 5163, 5520, 6440, 6884, 7728, 8605, 9660, 10326, 12047, 12880, 13768, 17210, 19320, 20652, 24094, 25815, 27536, 34420, 36141, 38640, 39583, 41304, 48188, 51630, 60235, 68840, 72282, 79166, 82608, 96376, 103260, 118749, 120470, 137680, 144564, 158332, 180705, 192752, 197915, 206520, 237498, 240940, 277081, 289128, 316664, 361410, 395830, 413040, 474996, 481880, 554162, 578256, 593745, 633328, 722820, 791660, 831243, 949992, 963760, 1108324, 1187490, 1385405, 1445640, 1583320, 1662486, 1899984, 2216648, 2374980, 2770810, 2891280, 3166640, 3324972, 4156215, 4433296, 4749960, 5541620, 6649944, 8312430, 9499920, 11083240, 13299888, 16624860, 22166480, 33249720, 66499440]

約数ペア:

[(1, 66499440), (2, 33249720), (3, 22166480), (4, 16624860), (5, 13299888), (6, 11083240), (7, 9499920), (8, 8312430), (10, 6649944), (12, 5541620), (14, 4749960), (15, 4433296), (16, 4156215), (20, 3324972), (21, 3166640), (23, 2891280), (24, 2770810), (28, 2374980), (30, 2216648), (35, 1899984), (40, 1662486), (42, 1583320), (46, 1445640), (48, 1385405), (56, 1187490), (60, 1108324), (69, 963760), (70, 949992), (80, 831243), (84, 791660), (92, 722820), (105, 633328), (112, 593745), (115, 578256), (120, 554162), (138, 481880), (140, 474996), (161, 413040), (168, 395830), (184, 361410), (210, 316664), (230, 289128), (240, 277081), (276, 240940), (280, 237498), (322, 206520), (336, 197915), (345, 192752), (368, 180705), (420, 158332), (460, 144564), (483, 137680), (552, 120470), (560, 118749), (644, 103260), (690, 96376), (805, 82608), (840, 79166), (920, 72282), (966, 68840), (1104, 60235), (1288, 51630), (1380, 48188), (1610, 41304), (1680, 39583), (1721, 38640), (1840, 36141), (1932, 34420), (2415, 27536), (2576, 25815), (2760, 24094), (3220, 20652), (3442, 19320), (3864, 17210), (4830, 13768), (5163, 12880), (5520, 12047), (6440, 10326), (6884, 9660), (7728, 8605)]