172914140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 456085728

約数和(自身を除く): 283171588

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 97, 98, 107, 119, 140, 170, 194, 196, 214, 238, 245, 340, 388, 428, 476, 485, 490, 535, 595, 679, 749, 833, 970, 980, 1070, 1190, 1358, 1498, 1649, 1666, 1819, 1940, 2140, 2380, 2716, 2996, 3298, 3332, 3395, 3638, 3745, 4165, 4753, 5243, 6596, 6790, 7276, 7490, 8245, 8330, 9095, 9506, 10379, 10486, 11543, 12733, 13580, 14980, 16490, 16660, 18190, 19012, 20758, 20972, 23086, 23765, 25466, 26215, 32980, 36380, 41516, 46172, 47530, 50932, 51895, 52430, 57715, 63665, 72653, 80801, 89131, 95060, 103790, 104860, 115430, 127330, 145306, 161602, 176443, 178262, 207580, 230860, 254660, 290612, 323204, 352886, 356524, 363265, 404005, 445655, 508571, 705772, 726530, 808010, 882215, 891310, 1017142, 1235101, 1453060, 1616020, 1764430, 1782620, 2034284, 2470202, 2542855, 3528860, 4940404, 5085710, 6175505, 8645707, 10171420, 12351010, 17291414, 24702020, 34582828, 43228535, 86457070, 172914140]

約数ペア:

[(1, 172914140), (2, 86457070), (4, 43228535), (5, 34582828), (7, 24702020), (10, 17291414), (14, 12351010), (17, 10171420), (20, 8645707), (28, 6175505), (34, 5085710), (35, 4940404), (49, 3528860), (68, 2542855), (70, 2470202), (85, 2034284), (97, 1782620), (98, 1764430), (107, 1616020), (119, 1453060), (140, 1235101), (170, 1017142), (194, 891310), (196, 882215), (214, 808010), (238, 726530), (245, 705772), (340, 508571), (388, 445655), (428, 404005), (476, 363265), (485, 356524), (490, 352886), (535, 323204), (595, 290612), (679, 254660), (749, 230860), (833, 207580), (970, 178262), (980, 176443), (1070, 161602), (1190, 145306), (1358, 127330), (1498, 115430), (1649, 104860), (1666, 103790), (1819, 95060), (1940, 89131), (2140, 80801), (2380, 72653), (2716, 63665), (2996, 57715), (3298, 52430), (3332, 51895), (3395, 50932), (3638, 47530), (3745, 46172), (4165, 41516), (4753, 36380), (5243, 32980), (6596, 26215), (6790, 25466), (7276, 23765), (7490, 23086), (8245, 20972), (8330, 20758), (9095, 19012), (9506, 18190), (10379, 16660), (10486, 16490), (11543, 14980), (12733, 13580)]