814908780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{673}}^1$

素因数の和:757

約数の個数: 216

約数和(自身を含む): 2923423776

約数和(自身を除く): 2108514996

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, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 673, 868, 930, 961, 1085, 1116, 1260, 1302, 1346, 1395, 1860, 1922, 1953, 2019, 2170, 2604, 2692, 2790, 2883, 3255, 3365, 3844, 3906, 4038, 4340, 4711, 4805, 5580, 5766, 6057, 6510, 6727, 6730, 7812, 8076, 8649, 9422, 9610, 9765, 10095, 11532, 12114, 13020, 13454, 13460, 14133, 14415, 17298, 18844, 19220, 19530, 20181, 20190, 20863, 23555, 24228, 26908, 28266, 28830, 30285, 33635, 34596, 39060, 40362, 40380, 41726, 42399, 43245, 47110, 56532, 57660, 60543, 60570, 62589, 67270, 70665, 80724, 83452, 84798, 86490, 94220, 100905, 104315, 121086, 121140, 125178, 134540, 141330, 146041, 169596, 172980, 187767, 201810, 208630, 211995, 242172, 250356, 282660, 292082, 302715, 312945, 375534, 403620, 417260, 423990, 438123, 584164, 605430, 625890, 646753, 730205, 751068, 847980, 876246, 938835, 1210860, 1251780, 1293506, 1314369, 1460410, 1752492, 1877670, 1940259, 2190615, 2587012, 2628738, 2920820, 3233765, 3755340, 3880518, 4381230, 4527271, 5257476, 5820777, 6467530, 6571845, 7761036, 8762460, 9054542, 9701295, 11641554, 12935060, 13143690, 13581813, 18109084, 19402590, 22636355, 23283108, 26287380, 27163626, 29103885, 38805180, 40745439, 45272710, 54327252, 58207770, 67909065, 81490878, 90545420, 116415540, 135818130, 162981756, 203727195, 271636260, 407454390, 814908780]

約数ペア:

[(1, 814908780), (2, 407454390), (3, 271636260), (4, 203727195), (5, 162981756), (6, 135818130), (7, 116415540), (9, 90545420), (10, 81490878), (12, 67909065), (14, 58207770), (15, 54327252), (18, 45272710), (20, 40745439), (21, 38805180), (28, 29103885), (30, 27163626), (31, 26287380), (35, 23283108), (36, 22636355), (42, 19402590), (45, 18109084), (60, 13581813), (62, 13143690), (63, 12935060), (70, 11641554), (84, 9701295), (90, 9054542), (93, 8762460), (105, 7761036), (124, 6571845), (126, 6467530), (140, 5820777), (155, 5257476), (180, 4527271), (186, 4381230), (210, 3880518), (217, 3755340), (252, 3233765), (279, 2920820), (310, 2628738), (315, 2587012), (372, 2190615), (420, 1940259), (434, 1877670), (465, 1752492), (558, 1460410), (620, 1314369), (630, 1293506), (651, 1251780), (673, 1210860), (868, 938835), (930, 876246), (961, 847980), (1085, 751068), (1116, 730205), (1260, 646753), (1302, 625890), (1346, 605430), (1395, 584164), (1860, 438123), (1922, 423990), (1953, 417260), (2019, 403620), (2170, 375534), (2604, 312945), (2692, 302715), (2790, 292082), (2883, 282660), (3255, 250356), (3365, 242172), (3844, 211995), (3906, 208630), (4038, 201810), (4340, 187767), (4711, 172980), (4805, 169596), (5580, 146041), (5766, 141330), (6057, 134540), (6510, 125178), (6727, 121140), (6730, 121086), (7812, 104315), (8076, 100905), (8649, 94220), (9422, 86490), (9610, 84798), (9765, 83452), (10095, 80724), (11532, 70665), (12114, 67270), (13020, 62589), (13454, 60570), (13460, 60543), (14133, 57660), (14415, 56532), (17298, 47110), (18844, 43245), (19220, 42399), (19530, 41726), (20181, 40380), (20190, 40362), (20863, 39060), (23555, 34596), (24228, 33635), (26908, 30285), (28266, 28830)]