83278440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4721}}^1$

素因数の和:4752

約数の個数: 144

約数和(自身を含む): 314910180

約数和(自身を除く): 231631740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 4721, 5880, 8820, 9442, 14163, 17640, 18884, 23605, 28326, 33047, 37768, 42489, 47210, 56652, 66094, 70815, 84978, 94420, 99141, 113304, 132188, 141630, 165235, 169956, 188840, 198282, 212445, 231329, 264376, 283260, 297423, 330470, 339912, 396564, 424890, 462658, 495705, 566520, 594846, 660940, 693987, 793128, 849780, 925316, 991410, 1156645, 1189692, 1321880, 1387974, 1487115, 1699560, 1850632, 1982820, 2081961, 2313290, 2379384, 2775948, 2974230, 3469935, 3965640, 4163922, 4626580, 5551896, 5948460, 6939870, 8327844, 9253160, 10409805, 11896920, 13879740, 16655688, 20819610, 27759480, 41639220, 83278440]

約数ペア:

[(1, 83278440), (2, 41639220), (3, 27759480), (4, 20819610), (5, 16655688), (6, 13879740), (7, 11896920), (8, 10409805), (9, 9253160), (10, 8327844), (12, 6939870), (14, 5948460), (15, 5551896), (18, 4626580), (20, 4163922), (21, 3965640), (24, 3469935), (28, 2974230), (30, 2775948), (35, 2379384), (36, 2313290), (40, 2081961), (42, 1982820), (45, 1850632), (49, 1699560), (56, 1487115), (60, 1387974), (63, 1321880), (70, 1189692), (72, 1156645), (84, 991410), (90, 925316), (98, 849780), (105, 793128), (120, 693987), (126, 660940), (140, 594846), (147, 566520), (168, 495705), (180, 462658), (196, 424890), (210, 396564), (245, 339912), (252, 330470), (280, 297423), (294, 283260), (315, 264376), (360, 231329), (392, 212445), (420, 198282), (441, 188840), (490, 169956), (504, 165235), (588, 141630), (630, 132188), (735, 113304), (840, 99141), (882, 94420), (980, 84978), (1176, 70815), (1260, 66094), (1470, 56652), (1764, 47210), (1960, 42489), (2205, 37768), (2520, 33047), (2940, 28326), (3528, 23605), (4410, 18884), (4721, 17640), (5880, 14163), (8820, 9442)]