81776970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 192

約数和(自身を含む): 253528704

約数和(自身を除く): 171751734

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 30, 33, 34, 43, 45, 51, 55, 66, 85, 86, 90, 99, 102, 110, 113, 129, 153, 165, 170, 187, 198, 215, 226, 255, 258, 306, 330, 339, 374, 387, 430, 473, 495, 510, 561, 565, 645, 678, 731, 765, 774, 935, 946, 990, 1017, 1122, 1130, 1243, 1290, 1419, 1462, 1530, 1683, 1695, 1870, 1921, 1935, 2034, 2193, 2365, 2486, 2805, 2838, 3366, 3390, 3655, 3729, 3842, 3870, 4257, 4386, 4730, 4859, 5085, 5610, 5763, 6215, 6579, 7095, 7310, 7458, 8041, 8415, 8514, 9605, 9718, 10170, 10965, 11187, 11526, 12430, 13158, 14190, 14577, 16082, 16830, 17289, 18645, 19210, 21131, 21285, 21930, 22374, 24123, 24295, 28815, 29154, 32895, 34578, 37290, 40205, 42262, 42570, 43731, 48246, 48590, 53449, 55935, 57630, 63393, 65790, 72369, 72885, 80410, 82603, 86445, 87462, 105655, 106898, 111870, 120615, 126786, 144738, 145770, 160347, 165206, 172890, 190179, 211310, 218655, 241230, 247809, 267245, 316965, 320694, 361845, 380358, 413015, 437310, 481041, 495618, 534490, 633930, 723690, 743427, 801735, 826030, 908633, 950895, 962082, 1239045, 1486854, 1603470, 1817266, 1901790, 2405205, 2478090, 2725899, 3717135, 4543165, 4810410, 5451798, 7434270, 8177697, 9086330, 13629495, 16355394, 27258990, 40888485, 81776970]

約数ペア:

[(1, 81776970), (2, 40888485), (3, 27258990), (5, 16355394), (6, 13629495), (9, 9086330), (10, 8177697), (11, 7434270), (15, 5451798), (17, 4810410), (18, 4543165), (22, 3717135), (30, 2725899), (33, 2478090), (34, 2405205), (43, 1901790), (45, 1817266), (51, 1603470), (55, 1486854), (66, 1239045), (85, 962082), (86, 950895), (90, 908633), (99, 826030), (102, 801735), (110, 743427), (113, 723690), (129, 633930), (153, 534490), (165, 495618), (170, 481041), (187, 437310), (198, 413015), (215, 380358), (226, 361845), (255, 320694), (258, 316965), (306, 267245), (330, 247809), (339, 241230), (374, 218655), (387, 211310), (430, 190179), (473, 172890), (495, 165206), (510, 160347), (561, 145770), (565, 144738), (645, 126786), (678, 120615), (731, 111870), (765, 106898), (774, 105655), (935, 87462), (946, 86445), (990, 82603), (1017, 80410), (1122, 72885), (1130, 72369), (1243, 65790), (1290, 63393), (1419, 57630), (1462, 55935), (1530, 53449), (1683, 48590), (1695, 48246), (1870, 43731), (1921, 42570), (1935, 42262), (2034, 40205), (2193, 37290), (2365, 34578), (2486, 32895), (2805, 29154), (2838, 28815), (3366, 24295), (3390, 24123), (3655, 22374), (3729, 21930), (3842, 21285), (3870, 21131), (4257, 19210), (4386, 18645), (4730, 17289), (4859, 16830), (5085, 16082), (5610, 14577), (5763, 14190), (6215, 13158), (6579, 12430), (7095, 11526), (7310, 11187), (7458, 10965), (8041, 10170), (8415, 9718), (8514, 9605)]