188571880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 502951680

約数和(自身を除く): 314379800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 97, 106, 131, 140, 194, 212, 262, 265, 280, 371, 388, 424, 485, 524, 530, 655, 679, 742, 776, 917, 970, 1048, 1060, 1310, 1358, 1484, 1834, 1855, 1940, 2120, 2620, 2716, 2968, 3395, 3668, 3710, 3880, 4585, 5141, 5240, 5432, 6790, 6943, 7336, 7420, 9170, 10282, 12707, 13580, 13886, 14840, 18340, 20564, 25414, 25705, 27160, 27772, 34715, 35987, 36680, 41128, 48601, 50828, 51410, 55544, 63535, 69430, 71974, 88949, 97202, 101656, 102820, 127070, 138860, 143948, 177898, 179935, 194404, 205640, 243005, 254140, 277720, 287896, 355796, 359870, 388808, 444745, 486010, 508280, 673471, 711592, 719740, 889490, 972020, 1346942, 1439480, 1778980, 1944040, 2693884, 3367355, 3557960, 4714297, 5387768, 6734710, 9428594, 13469420, 18857188, 23571485, 26938840, 37714376, 47142970, 94285940, 188571880]

約数ペア:

[(1, 188571880), (2, 94285940), (4, 47142970), (5, 37714376), (7, 26938840), (8, 23571485), (10, 18857188), (14, 13469420), (20, 9428594), (28, 6734710), (35, 5387768), (40, 4714297), (53, 3557960), (56, 3367355), (70, 2693884), (97, 1944040), (106, 1778980), (131, 1439480), (140, 1346942), (194, 972020), (212, 889490), (262, 719740), (265, 711592), (280, 673471), (371, 508280), (388, 486010), (424, 444745), (485, 388808), (524, 359870), (530, 355796), (655, 287896), (679, 277720), (742, 254140), (776, 243005), (917, 205640), (970, 194404), (1048, 179935), (1060, 177898), (1310, 143948), (1358, 138860), (1484, 127070), (1834, 102820), (1855, 101656), (1940, 97202), (2120, 88949), (2620, 71974), (2716, 69430), (2968, 63535), (3395, 55544), (3668, 51410), (3710, 50828), (3880, 48601), (4585, 41128), (5141, 36680), (5240, 35987), (5432, 34715), (6790, 27772), (6943, 27160), (7336, 25705), (7420, 25414), (9170, 20564), (10282, 18340), (12707, 14840), (13580, 13886)]