16672740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 55847232

約数和(自身を除く): 39174492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 107, 140, 147, 159, 196, 210, 212, 214, 245, 265, 294, 318, 321, 371, 420, 428, 490, 530, 535, 588, 636, 642, 735, 742, 749, 795, 980, 1060, 1070, 1113, 1284, 1470, 1484, 1498, 1590, 1605, 1855, 2140, 2226, 2247, 2597, 2940, 2996, 3180, 3210, 3710, 3745, 4452, 4494, 5194, 5243, 5565, 5671, 6420, 7420, 7490, 7791, 8988, 10388, 10486, 11130, 11235, 11342, 12985, 14980, 15582, 15729, 17013, 20972, 22260, 22470, 22684, 25970, 26215, 28355, 31164, 31458, 34026, 38955, 39697, 44940, 51940, 52430, 56710, 62916, 68052, 77910, 78645, 79394, 85065, 104860, 113420, 119091, 155820, 157290, 158788, 170130, 198485, 238182, 277879, 314580, 340260, 396970, 476364, 555758, 595455, 793940, 833637, 1111516, 1190910, 1389395, 1667274, 2381820, 2778790, 3334548, 4168185, 5557580, 8336370, 16672740]

約数ペア:

[(1, 16672740), (2, 8336370), (3, 5557580), (4, 4168185), (5, 3334548), (6, 2778790), (7, 2381820), (10, 1667274), (12, 1389395), (14, 1190910), (15, 1111516), (20, 833637), (21, 793940), (28, 595455), (30, 555758), (35, 476364), (42, 396970), (49, 340260), (53, 314580), (60, 277879), (70, 238182), (84, 198485), (98, 170130), (105, 158788), (106, 157290), (107, 155820), (140, 119091), (147, 113420), (159, 104860), (196, 85065), (210, 79394), (212, 78645), (214, 77910), (245, 68052), (265, 62916), (294, 56710), (318, 52430), (321, 51940), (371, 44940), (420, 39697), (428, 38955), (490, 34026), (530, 31458), (535, 31164), (588, 28355), (636, 26215), (642, 25970), (735, 22684), (742, 22470), (749, 22260), (795, 20972), (980, 17013), (1060, 15729), (1070, 15582), (1113, 14980), (1284, 12985), (1470, 11342), (1484, 11235), (1498, 11130), (1590, 10486), (1605, 10388), (1855, 8988), (2140, 7791), (2226, 7490), (2247, 7420), (2597, 6420), (2940, 5671), (2996, 5565), (3180, 5243), (3210, 5194), (3710, 4494), (3745, 4452)]