331731540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{911}}^1$

素因数の和:967

約数の個数: 216

約数和(自身を含む): 1222970112

約数和(自身を除く): 891238572

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, 289, 306, 315, 340, 357, 420, 476, 510, 578, 595, 612, 630, 714, 765, 867, 911, 1020, 1071, 1156, 1190, 1260, 1428, 1445, 1530, 1734, 1785, 1822, 2023, 2142, 2380, 2601, 2733, 2890, 3060, 3468, 3570, 3644, 4046, 4284, 4335, 4555, 5202, 5355, 5466, 5780, 6069, 6377, 7140, 8092, 8199, 8670, 9110, 10115, 10404, 10710, 10932, 12138, 12754, 13005, 13665, 15487, 16398, 17340, 18207, 18220, 19131, 20230, 21420, 24276, 25508, 26010, 27330, 30345, 30974, 31885, 32796, 36414, 38262, 40460, 40995, 46461, 52020, 54660, 57393, 60690, 61948, 63770, 72828, 76524, 77435, 81990, 91035, 92922, 95655, 108409, 114786, 121380, 127540, 139383, 154870, 163980, 182070, 185844, 191310, 216818, 229572, 232305, 263279, 278766, 286965, 309740, 325227, 364140, 382620, 433636, 464610, 526558, 542045, 557532, 573930, 650454, 696915, 789837, 929220, 975681, 1053116, 1084090, 1147860, 1300908, 1316395, 1393830, 1579674, 1626135, 1842953, 1951362, 2168180, 2369511, 2632790, 2787660, 3159348, 3252270, 3685906, 3902724, 3949185, 4739022, 4878405, 5265580, 5528859, 6504540, 7371812, 7898370, 9214765, 9478044, 9756810, 11057718, 11847555, 15796740, 16586577, 18429530, 19513620, 22115436, 23695110, 27644295, 33173154, 36859060, 47390220, 55288590, 66346308, 82932885, 110577180, 165865770, 331731540]

約数ペア:

[(1, 331731540), (2, 165865770), (3, 110577180), (4, 82932885), (5, 66346308), (6, 55288590), (7, 47390220), (9, 36859060), (10, 33173154), (12, 27644295), (14, 23695110), (15, 22115436), (17, 19513620), (18, 18429530), (20, 16586577), (21, 15796740), (28, 11847555), (30, 11057718), (34, 9756810), (35, 9478044), (36, 9214765), (42, 7898370), (45, 7371812), (51, 6504540), (60, 5528859), (63, 5265580), (68, 4878405), (70, 4739022), (84, 3949185), (85, 3902724), (90, 3685906), (102, 3252270), (105, 3159348), (119, 2787660), (126, 2632790), (140, 2369511), (153, 2168180), (170, 1951362), (180, 1842953), (204, 1626135), (210, 1579674), (238, 1393830), (252, 1316395), (255, 1300908), (289, 1147860), (306, 1084090), (315, 1053116), (340, 975681), (357, 929220), (420, 789837), (476, 696915), (510, 650454), (578, 573930), (595, 557532), (612, 542045), (630, 526558), (714, 464610), (765, 433636), (867, 382620), (911, 364140), (1020, 325227), (1071, 309740), (1156, 286965), (1190, 278766), (1260, 263279), (1428, 232305), (1445, 229572), (1530, 216818), (1734, 191310), (1785, 185844), (1822, 182070), (2023, 163980), (2142, 154870), (2380, 139383), (2601, 127540), (2733, 121380), (2890, 114786), (3060, 108409), (3468, 95655), (3570, 92922), (3644, 91035), (4046, 81990), (4284, 77435), (4335, 76524), (4555, 72828), (5202, 63770), (5355, 61948), (5466, 60690), (5780, 57393), (6069, 54660), (6377, 52020), (7140, 46461), (8092, 40995), (8199, 40460), (8670, 38262), (9110, 36414), (10115, 32796), (10404, 31885), (10710, 30974), (10932, 30345), (12138, 27330), (12754, 26010), (13005, 25508), (13665, 24276), (15487, 21420), (16398, 20230), (17340, 19131), (18207, 18220)]