334721940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{443}}^1$

素因数の和:726

約数の個数: 144

約数和(自身を含む): 1096949952

約数和(自身を除く): 762228012

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, 257, 294, 420, 443, 490, 514, 588, 735, 771, 886, 980, 1028, 1285, 1329, 1470, 1542, 1772, 1799, 2215, 2570, 2658, 2940, 3084, 3101, 3598, 3855, 4430, 5140, 5316, 5397, 6202, 6645, 7196, 7710, 8860, 8995, 9303, 10794, 12404, 12593, 13290, 15420, 15505, 17990, 18606, 21588, 21707, 25186, 26580, 26985, 31010, 35980, 37212, 37779, 43414, 46515, 50372, 53970, 62020, 62965, 65121, 75558, 86828, 93030, 107940, 108535, 113851, 125930, 130242, 151116, 186060, 188895, 217070, 227702, 251860, 260484, 325605, 341553, 377790, 434140, 455404, 569255, 651210, 683106, 755580, 796957, 1138510, 1302420, 1366212, 1593914, 1707765, 2277020, 2390871, 3187828, 3415530, 3984785, 4781742, 5578699, 6831060, 7969570, 9563484, 11157398, 11954355, 15939140, 16736097, 22314796, 23908710, 27893495, 33472194, 47817420, 55786990, 66944388, 83680485, 111573980, 167360970, 334721940]

約数ペア:

[(1, 334721940), (2, 167360970), (3, 111573980), (4, 83680485), (5, 66944388), (6, 55786990), (7, 47817420), (10, 33472194), (12, 27893495), (14, 23908710), (15, 22314796), (20, 16736097), (21, 15939140), (28, 11954355), (30, 11157398), (35, 9563484), (42, 7969570), (49, 6831060), (60, 5578699), (70, 4781742), (84, 3984785), (98, 3415530), (105, 3187828), (140, 2390871), (147, 2277020), (196, 1707765), (210, 1593914), (245, 1366212), (257, 1302420), (294, 1138510), (420, 796957), (443, 755580), (490, 683106), (514, 651210), (588, 569255), (735, 455404), (771, 434140), (886, 377790), (980, 341553), (1028, 325605), (1285, 260484), (1329, 251860), (1470, 227702), (1542, 217070), (1772, 188895), (1799, 186060), (2215, 151116), (2570, 130242), (2658, 125930), (2940, 113851), (3084, 108535), (3101, 107940), (3598, 93030), (3855, 86828), (4430, 75558), (5140, 65121), (5316, 62965), (5397, 62020), (6202, 53970), (6645, 50372), (7196, 46515), (7710, 43414), (8860, 37779), (8995, 37212), (9303, 35980), (10794, 31010), (12404, 26985), (12593, 26580), (13290, 25186), (15420, 21707), (15505, 21588), (17990, 18606)]