68635980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 259983360

約数和(自身を除く): 191347380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 47, 57, 60, 61, 63, 70, 76, 84, 90, 94, 95, 105, 114, 122, 126, 133, 140, 141, 171, 180, 183, 188, 190, 210, 228, 235, 244, 252, 266, 282, 285, 305, 315, 329, 342, 366, 380, 399, 420, 423, 427, 470, 532, 549, 564, 570, 610, 630, 658, 665, 684, 705, 732, 798, 846, 854, 855, 893, 915, 940, 987, 1098, 1140, 1159, 1197, 1220, 1260, 1281, 1316, 1330, 1410, 1596, 1645, 1692, 1708, 1710, 1786, 1830, 1974, 1995, 2115, 2135, 2196, 2318, 2394, 2562, 2660, 2679, 2745, 2820, 2867, 2961, 3290, 3420, 3477, 3572, 3660, 3843, 3948, 3990, 4230, 4270, 4465, 4636, 4788, 4935, 5124, 5358, 5490, 5734, 5795, 5922, 5985, 6251, 6405, 6580, 6954, 7686, 7980, 8037, 8113, 8460, 8540, 8601, 8930, 9870, 10431, 10716, 10980, 11468, 11590, 11844, 11970, 12502, 12810, 13395, 13908, 14335, 14805, 15372, 16074, 16226, 17202, 17385, 17860, 18753, 19215, 19740, 20069, 20862, 23180, 23940, 24339, 25004, 25620, 25803, 26790, 28670, 29610, 31255, 32148, 32452, 34404, 34770, 37506, 38430, 40138, 40185, 40565, 41724, 43005, 48678, 51606, 52155, 53580, 54473, 56259, 57340, 59220, 60207, 62510, 69540, 73017, 75012, 76860, 80276, 80370, 81130, 86010, 93765, 97356, 100345, 103212, 104310, 108946, 112518, 120414, 121695, 125020, 129015, 146034, 160740, 162260, 163419, 172020, 180621, 187530, 200690, 208620, 217892, 225036, 240828, 243390, 258030, 272365, 281295, 292068, 301035, 326838, 361242, 365085, 375060, 381311, 401380, 486780, 490257, 516060, 544730, 562590, 602070, 653676, 722484, 730170, 762622, 817095, 903105, 980514, 1089460, 1125180, 1143933, 1204140, 1460340, 1525244, 1634190, 1806210, 1906555, 1961028, 2287866, 2451285, 3268380, 3431799, 3612420, 3813110, 4575732, 4902570, 5719665, 6863598, 7626220, 9805140, 11439330, 13727196, 17158995, 22878660, 34317990, 68635980]

約数ペア:

[(1, 68635980), (2, 34317990), (3, 22878660), (4, 17158995), (5, 13727196), (6, 11439330), (7, 9805140), (9, 7626220), (10, 6863598), (12, 5719665), (14, 4902570), (15, 4575732), (18, 3813110), (19, 3612420), (20, 3431799), (21, 3268380), (28, 2451285), (30, 2287866), (35, 1961028), (36, 1906555), (38, 1806210), (42, 1634190), (45, 1525244), (47, 1460340), (57, 1204140), (60, 1143933), (61, 1125180), (63, 1089460), (70, 980514), (76, 903105), (84, 817095), (90, 762622), (94, 730170), (95, 722484), (105, 653676), (114, 602070), (122, 562590), (126, 544730), (133, 516060), (140, 490257), (141, 486780), (171, 401380), (180, 381311), (183, 375060), (188, 365085), (190, 361242), (210, 326838), (228, 301035), (235, 292068), (244, 281295), (252, 272365), (266, 258030), (282, 243390), (285, 240828), (305, 225036), (315, 217892), (329, 208620), (342, 200690), (366, 187530), (380, 180621), (399, 172020), (420, 163419), (423, 162260), (427, 160740), (470, 146034), (532, 129015), (549, 125020), (564, 121695), (570, 120414), (610, 112518), (630, 108946), (658, 104310), (665, 103212), (684, 100345), (705, 97356), (732, 93765), (798, 86010), (846, 81130), (854, 80370), (855, 80276), (893, 76860), (915, 75012), (940, 73017), (987, 69540), (1098, 62510), (1140, 60207), (1159, 59220), (1197, 57340), (1220, 56259), (1260, 54473), (1281, 53580), (1316, 52155), (1330, 51606), (1410, 48678), (1596, 43005), (1645, 41724), (1692, 40565), (1708, 40185), (1710, 40138), (1786, 38430), (1830, 37506), (1974, 34770), (1995, 34404), (2115, 32452), (2135, 32148), (2196, 31255), (2318, 29610), (2394, 28670), (2562, 26790), (2660, 25803), (2679, 25620), (2745, 25004), (2820, 24339), (2867, 23940), (2961, 23180), (3290, 20862), (3420, 20069), (3477, 19740), (3572, 19215), (3660, 18753), (3843, 17860), (3948, 17385), (3990, 17202), (4230, 16226), (4270, 16074), (4465, 15372), (4636, 14805), (4788, 14335), (4935, 13908), (5124, 13395), (5358, 12810), (5490, 12502), (5734, 11970), (5795, 11844), (5922, 11590), (5985, 11468), (6251, 10980), (6405, 10716), (6580, 10431), (6954, 9870), (7686, 8930), (7980, 8601), (8037, 8540), (8113, 8460)]