1316140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 3447360

約数和(自身を除く): 2131220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 79, 85, 98, 119, 140, 158, 170, 196, 238, 245, 316, 340, 395, 476, 490, 553, 595, 790, 833, 980, 1106, 1190, 1343, 1580, 1666, 2212, 2380, 2686, 2765, 3332, 3871, 4165, 5372, 5530, 6715, 7742, 8330, 9401, 11060, 13430, 15484, 16660, 18802, 19355, 26860, 37604, 38710, 47005, 65807, 77420, 94010, 131614, 188020, 263228, 329035, 658070, 1316140]

約数ペア:

[(1, 1316140), (2, 658070), (4, 329035), (5, 263228), (7, 188020), (10, 131614), (14, 94010), (17, 77420), (20, 65807), (28, 47005), (34, 38710), (35, 37604), (49, 26860), (68, 19355), (70, 18802), (79, 16660), (85, 15484), (98, 13430), (119, 11060), (140, 9401), (158, 8330), (170, 7742), (196, 6715), (238, 5530), (245, 5372), (316, 4165), (340, 3871), (395, 3332), (476, 2765), (490, 2686), (553, 2380), (595, 2212), (790, 1666), (833, 1580), (980, 1343), (1106, 1190)]