56910420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 208196352

約数和(自身を除く): 151285932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 47, 60, 62, 63, 70, 84, 90, 93, 94, 105, 124, 126, 140, 141, 155, 180, 186, 188, 210, 217, 235, 252, 279, 282, 310, 315, 329, 372, 420, 423, 434, 465, 470, 558, 564, 620, 630, 651, 658, 705, 846, 868, 930, 940, 961, 987, 1085, 1116, 1260, 1302, 1316, 1395, 1410, 1457, 1645, 1692, 1860, 1922, 1953, 1974, 2115, 2170, 2604, 2790, 2820, 2883, 2914, 2961, 3255, 3290, 3844, 3906, 3948, 4230, 4340, 4371, 4805, 4935, 5580, 5766, 5828, 5922, 6510, 6580, 6727, 7285, 7812, 8460, 8649, 8742, 9610, 9765, 9870, 10199, 11532, 11844, 13020, 13113, 13454, 14415, 14570, 14805, 17298, 17484, 19220, 19530, 19740, 20181, 20398, 21855, 26226, 26908, 28830, 29140, 29610, 30597, 33635, 34596, 39060, 40362, 40796, 43245, 43710, 45167, 50995, 52452, 57660, 59220, 60543, 61194, 65565, 67270, 80724, 86490, 87420, 90334, 91791, 100905, 101990, 121086, 122388, 131130, 134540, 135501, 152985, 172980, 180668, 183582, 201810, 203980, 225835, 242172, 262260, 271002, 302715, 305970, 316169, 367164, 403620, 406503, 451670, 458955, 542004, 605430, 611940, 632338, 677505, 813006, 903340, 917910, 948507, 1210860, 1264676, 1355010, 1580845, 1626012, 1835820, 1897014, 2032515, 2710020, 2845521, 3161690, 3794028, 4065030, 4742535, 5691042, 6323380, 8130060, 9485070, 11382084, 14227605, 18970140, 28455210, 56910420]

約数ペア:

[(1, 56910420), (2, 28455210), (3, 18970140), (4, 14227605), (5, 11382084), (6, 9485070), (7, 8130060), (9, 6323380), (10, 5691042), (12, 4742535), (14, 4065030), (15, 3794028), (18, 3161690), (20, 2845521), (21, 2710020), (28, 2032515), (30, 1897014), (31, 1835820), (35, 1626012), (36, 1580845), (42, 1355010), (45, 1264676), (47, 1210860), (60, 948507), (62, 917910), (63, 903340), (70, 813006), (84, 677505), (90, 632338), (93, 611940), (94, 605430), (105, 542004), (124, 458955), (126, 451670), (140, 406503), (141, 403620), (155, 367164), (180, 316169), (186, 305970), (188, 302715), (210, 271002), (217, 262260), (235, 242172), (252, 225835), (279, 203980), (282, 201810), (310, 183582), (315, 180668), (329, 172980), (372, 152985), (420, 135501), (423, 134540), (434, 131130), (465, 122388), (470, 121086), (558, 101990), (564, 100905), (620, 91791), (630, 90334), (651, 87420), (658, 86490), (705, 80724), (846, 67270), (868, 65565), (930, 61194), (940, 60543), (961, 59220), (987, 57660), (1085, 52452), (1116, 50995), (1260, 45167), (1302, 43710), (1316, 43245), (1395, 40796), (1410, 40362), (1457, 39060), (1645, 34596), (1692, 33635), (1860, 30597), (1922, 29610), (1953, 29140), (1974, 28830), (2115, 26908), (2170, 26226), (2604, 21855), (2790, 20398), (2820, 20181), (2883, 19740), (2914, 19530), (2961, 19220), (3255, 17484), (3290, 17298), (3844, 14805), (3906, 14570), (3948, 14415), (4230, 13454), (4340, 13113), (4371, 13020), (4805, 11844), (4935, 11532), (5580, 10199), (5766, 9870), (5828, 9765), (5922, 9610), (6510, 8742), (6580, 8649), (6727, 8460), (7285, 7812)]