64175580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 234220896

約数和(自身を除く): 170045316

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, 53, 60, 62, 63, 70, 84, 90, 93, 105, 106, 124, 126, 140, 155, 159, 180, 186, 210, 212, 217, 252, 265, 279, 310, 315, 318, 371, 372, 420, 434, 465, 477, 530, 558, 620, 630, 636, 651, 742, 795, 868, 930, 954, 961, 1060, 1085, 1113, 1116, 1260, 1302, 1395, 1484, 1590, 1643, 1855, 1860, 1908, 1922, 1953, 2170, 2226, 2385, 2604, 2790, 2883, 3180, 3255, 3286, 3339, 3710, 3844, 3906, 4340, 4452, 4770, 4805, 4929, 5565, 5580, 5766, 6510, 6572, 6678, 6727, 7420, 7812, 8215, 8649, 9540, 9610, 9765, 9858, 11130, 11501, 11532, 13020, 13356, 13454, 14415, 14787, 16430, 16695, 17298, 19220, 19530, 19716, 20181, 22260, 23002, 24645, 26908, 28830, 29574, 32860, 33390, 33635, 34503, 34596, 39060, 40362, 43245, 46004, 49290, 50933, 57505, 57660, 59148, 60543, 66780, 67270, 69006, 73935, 80724, 86490, 98580, 100905, 101866, 103509, 115010, 121086, 134540, 138012, 147870, 152799, 172515, 172980, 201810, 203732, 207018, 230020, 242172, 254665, 295740, 302715, 305598, 345030, 356531, 403620, 414036, 458397, 509330, 517545, 605430, 611196, 690060, 713062, 763995, 916794, 1018660, 1035090, 1069593, 1210860, 1426124, 1527990, 1782655, 1833588, 2070180, 2139186, 2291985, 3055980, 3208779, 3565310, 4278372, 4583970, 5347965, 6417558, 7130620, 9167940, 10695930, 12835116, 16043895, 21391860, 32087790, 64175580]

約数ペア:

[(1, 64175580), (2, 32087790), (3, 21391860), (4, 16043895), (5, 12835116), (6, 10695930), (7, 9167940), (9, 7130620), (10, 6417558), (12, 5347965), (14, 4583970), (15, 4278372), (18, 3565310), (20, 3208779), (21, 3055980), (28, 2291985), (30, 2139186), (31, 2070180), (35, 1833588), (36, 1782655), (42, 1527990), (45, 1426124), (53, 1210860), (60, 1069593), (62, 1035090), (63, 1018660), (70, 916794), (84, 763995), (90, 713062), (93, 690060), (105, 611196), (106, 605430), (124, 517545), (126, 509330), (140, 458397), (155, 414036), (159, 403620), (180, 356531), (186, 345030), (210, 305598), (212, 302715), (217, 295740), (252, 254665), (265, 242172), (279, 230020), (310, 207018), (315, 203732), (318, 201810), (371, 172980), (372, 172515), (420, 152799), (434, 147870), (465, 138012), (477, 134540), (530, 121086), (558, 115010), (620, 103509), (630, 101866), (636, 100905), (651, 98580), (742, 86490), (795, 80724), (868, 73935), (930, 69006), (954, 67270), (961, 66780), (1060, 60543), (1085, 59148), (1113, 57660), (1116, 57505), (1260, 50933), (1302, 49290), (1395, 46004), (1484, 43245), (1590, 40362), (1643, 39060), (1855, 34596), (1860, 34503), (1908, 33635), (1922, 33390), (1953, 32860), (2170, 29574), (2226, 28830), (2385, 26908), (2604, 24645), (2790, 23002), (2883, 22260), (3180, 20181), (3255, 19716), (3286, 19530), (3339, 19220), (3710, 17298), (3844, 16695), (3906, 16430), (4340, 14787), (4452, 14415), (4770, 13454), (4805, 13356), (4929, 13020), (5565, 11532), (5580, 11501), (5766, 11130), (6510, 9858), (6572, 9765), (6678, 9610), (6727, 9540), (7420, 8649), (7812, 8215)]