64666980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3019}}^1$

素因数の和:3058

約数の個数: 144

約数和(自身を含む): 237444480

約数和(自身を除く): 172777500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3019, 3060, 3570, 4284, 5355, 6038, 7140, 9057, 10710, 12076, 15095, 18114, 21133, 21420, 27171, 30190, 36228, 42266, 45285, 51323, 54342, 60380, 63399, 84532, 90570, 102646, 105665, 108684, 126798, 135855, 153969, 181140, 190197, 205292, 211330, 253596, 256615, 271710, 307938, 316995, 359261, 380394, 422660, 461907, 513230, 543420, 615876, 633990, 718522, 760788, 769845, 923814, 950985, 1026460, 1077783, 1267980, 1437044, 1539690, 1796305, 1847628, 1901970, 2155566, 2309535, 3079380, 3233349, 3592610, 3803940, 4311132, 4619070, 5388915, 6466698, 7185220, 9238140, 10777830, 12933396, 16166745, 21555660, 32333490, 64666980]

約数ペア:

[(1, 64666980), (2, 32333490), (3, 21555660), (4, 16166745), (5, 12933396), (6, 10777830), (7, 9238140), (9, 7185220), (10, 6466698), (12, 5388915), (14, 4619070), (15, 4311132), (17, 3803940), (18, 3592610), (20, 3233349), (21, 3079380), (28, 2309535), (30, 2155566), (34, 1901970), (35, 1847628), (36, 1796305), (42, 1539690), (45, 1437044), (51, 1267980), (60, 1077783), (63, 1026460), (68, 950985), (70, 923814), (84, 769845), (85, 760788), (90, 718522), (102, 633990), (105, 615876), (119, 543420), (126, 513230), (140, 461907), (153, 422660), (170, 380394), (180, 359261), (204, 316995), (210, 307938), (238, 271710), (252, 256615), (255, 253596), (306, 211330), (315, 205292), (340, 190197), (357, 181140), (420, 153969), (476, 135855), (510, 126798), (595, 108684), (612, 105665), (630, 102646), (714, 90570), (765, 84532), (1020, 63399), (1071, 60380), (1190, 54342), (1260, 51323), (1428, 45285), (1530, 42266), (1785, 36228), (2142, 30190), (2380, 27171), (3019, 21420), (3060, 21133), (3570, 18114), (4284, 15095), (5355, 12076), (6038, 10710), (7140, 9057)]