81397710

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 192

約数和(自身を含む): 242161920

約数和(自身を除く): 160764210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 41, 43, 45, 54, 57, 81, 82, 86, 90, 95, 114, 123, 129, 135, 162, 171, 190, 205, 215, 243, 246, 258, 270, 285, 342, 369, 387, 405, 410, 430, 486, 513, 570, 615, 645, 738, 774, 779, 810, 817, 855, 1026, 1107, 1161, 1215, 1230, 1290, 1539, 1558, 1634, 1710, 1763, 1845, 1935, 2214, 2322, 2337, 2430, 2451, 2565, 3078, 3321, 3483, 3526, 3690, 3870, 3895, 4085, 4617, 4674, 4902, 5130, 5289, 5535, 5805, 6642, 6966, 7011, 7353, 7695, 7790, 8170, 8815, 9234, 9963, 10449, 10578, 11070, 11610, 11685, 12255, 14022, 14706, 15390, 15867, 16605, 17415, 17630, 19926, 20898, 21033, 22059, 23085, 23370, 24510, 26445, 31734, 33210, 33497, 34830, 35055, 36765, 42066, 44118, 46170, 47601, 49815, 52245, 52890, 63099, 66177, 66994, 70110, 73530, 79335, 95202, 99630, 100491, 104490, 105165, 110295, 126198, 132354, 142803, 158670, 167485, 189297, 198531, 200982, 210330, 220590, 238005, 285606, 301473, 315495, 330885, 334970, 378594, 397062, 428409, 476010, 502455, 602946, 630990, 661770, 714015, 856818, 904419, 946485, 992655, 1004910, 1428030, 1507365, 1808838, 1892970, 1985310, 2142045, 2713257, 3014730, 4284090, 4522095, 5426514, 8139771, 9044190, 13566285, 16279542, 27132570, 40698855, 81397710]

約数ペア:

[(1, 81397710), (2, 40698855), (3, 27132570), (5, 16279542), (6, 13566285), (9, 9044190), (10, 8139771), (15, 5426514), (18, 4522095), (19, 4284090), (27, 3014730), (30, 2713257), (38, 2142045), (41, 1985310), (43, 1892970), (45, 1808838), (54, 1507365), (57, 1428030), (81, 1004910), (82, 992655), (86, 946485), (90, 904419), (95, 856818), (114, 714015), (123, 661770), (129, 630990), (135, 602946), (162, 502455), (171, 476010), (190, 428409), (205, 397062), (215, 378594), (243, 334970), (246, 330885), (258, 315495), (270, 301473), (285, 285606), (342, 238005), (369, 220590), (387, 210330), (405, 200982), (410, 198531), (430, 189297), (486, 167485), (513, 158670), (570, 142803), (615, 132354), (645, 126198), (738, 110295), (774, 105165), (779, 104490), (810, 100491), (817, 99630), (855, 95202), (1026, 79335), (1107, 73530), (1161, 70110), (1215, 66994), (1230, 66177), (1290, 63099), (1539, 52890), (1558, 52245), (1634, 49815), (1710, 47601), (1763, 46170), (1845, 44118), (1935, 42066), (2214, 36765), (2322, 35055), (2337, 34830), (2430, 33497), (2451, 33210), (2565, 31734), (3078, 26445), (3321, 24510), (3483, 23370), (3526, 23085), (3690, 22059), (3870, 21033), (3895, 20898), (4085, 19926), (4617, 17630), (4674, 17415), (4902, 16605), (5130, 15867), (5289, 15390), (5535, 14706), (5805, 14022), (6642, 12255), (6966, 11685), (7011, 11610), (7353, 11070), (7695, 10578), (7790, 10449), (8170, 9963), (8815, 9234)]