313618620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^5\times {\mathrm{311}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 1027772928

約数和(自身を除く): 714154308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 311, 343, 420, 490, 588, 622, 686, 735, 933, 980, 1029, 1244, 1372, 1470, 1555, 1715, 1866, 2058, 2177, 2401, 2940, 3110, 3430, 3732, 4116, 4354, 4665, 4802, 5145, 6220, 6531, 6860, 7203, 8708, 9330, 9604, 10290, 10885, 12005, 13062, 14406, 15239, 16807, 18660, 20580, 21770, 24010, 26124, 28812, 30478, 32655, 33614, 36015, 43540, 45717, 48020, 50421, 60956, 65310, 67228, 72030, 76195, 84035, 91434, 100842, 106673, 130620, 144060, 152390, 168070, 182868, 201684, 213346, 228585, 252105, 304780, 320019, 336140, 426692, 457170, 504210, 533365, 640038, 746711, 914340, 1008420, 1066730, 1280076, 1493422, 1600095, 2133460, 2240133, 2986844, 3200190, 3733555, 4480266, 5226977, 6400380, 7467110, 8960532, 10453954, 11200665, 14934220, 15680931, 20907908, 22401330, 26134885, 31361862, 44802660, 52269770, 62723724, 78404655, 104539540, 156809310, 313618620]

約数ペア:

[(1, 313618620), (2, 156809310), (3, 104539540), (4, 78404655), (5, 62723724), (6, 52269770), (7, 44802660), (10, 31361862), (12, 26134885), (14, 22401330), (15, 20907908), (20, 15680931), (21, 14934220), (28, 11200665), (30, 10453954), (35, 8960532), (42, 7467110), (49, 6400380), (60, 5226977), (70, 4480266), (84, 3733555), (98, 3200190), (105, 2986844), (140, 2240133), (147, 2133460), (196, 1600095), (210, 1493422), (245, 1280076), (294, 1066730), (311, 1008420), (343, 914340), (420, 746711), (490, 640038), (588, 533365), (622, 504210), (686, 457170), (735, 426692), (933, 336140), (980, 320019), (1029, 304780), (1244, 252105), (1372, 228585), (1470, 213346), (1555, 201684), (1715, 182868), (1866, 168070), (2058, 152390), (2177, 144060), (2401, 130620), (2940, 106673), (3110, 100842), (3430, 91434), (3732, 84035), (4116, 76195), (4354, 72030), (4665, 67228), (4802, 65310), (5145, 60956), (6220, 50421), (6531, 48020), (6860, 45717), (7203, 43540), (8708, 36015), (9330, 33614), (9604, 32655), (10290, 30478), (10885, 28812), (12005, 26124), (13062, 24010), (14406, 21770), (15239, 20580), (16807, 18660)]