200087720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 533433600

約数和(自身を除く): 333345880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 97, 106, 139, 140, 194, 212, 265, 278, 280, 371, 388, 424, 485, 530, 556, 679, 695, 742, 776, 970, 973, 1060, 1112, 1358, 1390, 1484, 1855, 1940, 1946, 2120, 2716, 2780, 2968, 3395, 3710, 3880, 3892, 4865, 5141, 5432, 5560, 6790, 7367, 7420, 7784, 9730, 10282, 13483, 13580, 14734, 14840, 19460, 20564, 25705, 26966, 27160, 29468, 35987, 36835, 38920, 41128, 51410, 51569, 53932, 58936, 67415, 71974, 73670, 94381, 102820, 103138, 107864, 134830, 143948, 147340, 179935, 188762, 205640, 206276, 257845, 269660, 287896, 294680, 359870, 377524, 412552, 471905, 515690, 539320, 714599, 719740, 755048, 943810, 1031380, 1429198, 1439480, 1887620, 2062760, 2858396, 3572995, 3775240, 5002193, 5716792, 7145990, 10004386, 14291980, 20008772, 25010965, 28583960, 40017544, 50021930, 100043860, 200087720]

約数ペア:

[(1, 200087720), (2, 100043860), (4, 50021930), (5, 40017544), (7, 28583960), (8, 25010965), (10, 20008772), (14, 14291980), (20, 10004386), (28, 7145990), (35, 5716792), (40, 5002193), (53, 3775240), (56, 3572995), (70, 2858396), (97, 2062760), (106, 1887620), (139, 1439480), (140, 1429198), (194, 1031380), (212, 943810), (265, 755048), (278, 719740), (280, 714599), (371, 539320), (388, 515690), (424, 471905), (485, 412552), (530, 377524), (556, 359870), (679, 294680), (695, 287896), (742, 269660), (776, 257845), (970, 206276), (973, 205640), (1060, 188762), (1112, 179935), (1358, 147340), (1390, 143948), (1484, 134830), (1855, 107864), (1940, 103138), (1946, 102820), (2120, 94381), (2716, 73670), (2780, 71974), (2968, 67415), (3395, 58936), (3710, 53932), (3880, 51569), (3892, 51410), (4865, 41128), (5141, 38920), (5432, 36835), (5560, 35987), (6790, 29468), (7367, 27160), (7420, 26966), (7784, 25705), (9730, 20564), (10282, 19460), (13483, 14840), (13580, 14734)]