20587617540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{10193}}^1$

素因数の和:10451

約数の個数: 216

約数和(自身を含む): 72969263640

約数和(自身を除く): 52381646100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 229, 245, 252, 294, 315, 420, 441, 458, 490, 588, 630, 687, 735, 882, 916, 980, 1145, 1260, 1374, 1470, 1603, 1764, 2061, 2205, 2290, 2748, 2940, 3206, 3435, 4122, 4410, 4580, 4809, 6412, 6870, 8015, 8244, 8820, 9618, 10193, 10305, 11221, 13740, 14427, 16030, 19236, 20386, 20610, 22442, 24045, 28854, 30579, 32060, 33663, 40772, 41220, 44884, 48090, 50965, 56105, 57708, 61158, 67326, 71351, 72135, 91737, 96180, 100989, 101930, 112210, 122316, 134652, 142702, 144270, 152895, 168315, 183474, 201978, 203860, 214053, 224420, 285404, 288540, 305790, 336630, 356755, 366948, 403956, 428106, 458685, 499457, 504945, 611580, 642159, 673260, 713510, 856212, 917370, 998914, 1009890, 1070265, 1284318, 1427020, 1498371, 1834740, 1997828, 2019780, 2140530, 2334197, 2497285, 2568636, 2996742, 3210795, 4281060, 4495113, 4668394, 4994570, 5993484, 6421590, 7002591, 7491855, 8990226, 9336788, 9989140, 11670985, 12843180, 14005182, 14983710, 16339379, 17980452, 21007773, 22475565, 23341970, 28010364, 29967420, 32678758, 35012955, 42015546, 44951130, 46683940, 49018137, 65357516, 70025910, 81696895, 84031092, 89902260, 98036274, 105038865, 114375653, 140051820, 147054411, 163393790, 196072548, 210077730, 228751306, 245090685, 294108822, 326787580, 343126959, 420155460, 457502612, 490181370, 571878265, 588217644, 686253918, 735272055, 980362740, 1029380877, 1143756530, 1372507836, 1470544110, 1715634795, 2058761754, 2287513060, 2941088220, 3431269590, 4117523508, 5146904385, 6862539180, 10293808770, 20587617540]

約数ペア:

[(1, 20587617540), (2, 10293808770), (3, 6862539180), (4, 5146904385), (5, 4117523508), (6, 3431269590), (7, 2941088220), (9, 2287513060), (10, 2058761754), (12, 1715634795), (14, 1470544110), (15, 1372507836), (18, 1143756530), (20, 1029380877), (21, 980362740), (28, 735272055), (30, 686253918), (35, 588217644), (36, 571878265), (42, 490181370), (45, 457502612), (49, 420155460), (60, 343126959), (63, 326787580), (70, 294108822), (84, 245090685), (90, 228751306), (98, 210077730), (105, 196072548), (126, 163393790), (140, 147054411), (147, 140051820), (180, 114375653), (196, 105038865), (210, 98036274), (229, 89902260), (245, 84031092), (252, 81696895), (294, 70025910), (315, 65357516), (420, 49018137), (441, 46683940), (458, 44951130), (490, 42015546), (588, 35012955), (630, 32678758), (687, 29967420), (735, 28010364), (882, 23341970), (916, 22475565), (980, 21007773), (1145, 17980452), (1260, 16339379), (1374, 14983710), (1470, 14005182), (1603, 12843180), (1764, 11670985), (2061, 9989140), (2205, 9336788), (2290, 8990226), (2748, 7491855), (2940, 7002591), (3206, 6421590), (3435, 5993484), (4122, 4994570), (4410, 4668394), (4580, 4495113), (4809, 4281060), (6412, 3210795), (6870, 2996742), (8015, 2568636), (8244, 2497285), (8820, 2334197), (9618, 2140530), (10193, 2019780), (10305, 1997828), (11221, 1834740), (13740, 1498371), (14427, 1427020), (16030, 1284318), (19236, 1070265), (20386, 1009890), (20610, 998914), (22442, 917370), (24045, 856212), (28854, 713510), (30579, 673260), (32060, 642159), (33663, 611580), (40772, 504945), (41220, 499457), (44884, 458685), (48090, 428106), (50965, 403956), (56105, 366948), (57708, 356755), (61158, 336630), (67326, 305790), (71351, 288540), (72135, 285404), (91737, 224420), (96180, 214053), (100989, 203860), (101930, 201978), (112210, 183474), (122316, 168315), (134652, 152895), (142702, 144270)]