121007460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 399893760

約数和(自身を除く): 278886300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 79, 84, 98, 105, 140, 147, 158, 196, 210, 237, 245, 294, 316, 395, 420, 474, 490, 521, 553, 588, 735, 790, 948, 980, 1042, 1106, 1185, 1470, 1563, 1580, 1659, 2084, 2212, 2370, 2605, 2765, 2940, 3126, 3318, 3647, 3871, 4740, 5210, 5530, 6252, 6636, 7294, 7742, 7815, 8295, 10420, 10941, 11060, 11613, 14588, 15484, 15630, 16590, 18235, 19355, 21882, 23226, 25529, 31260, 33180, 36470, 38710, 41159, 43764, 46452, 51058, 54705, 58065, 72940, 76587, 77420, 82318, 102116, 109410, 116130, 123477, 127645, 153174, 164636, 205795, 218820, 232260, 246954, 255290, 288113, 306348, 382935, 411590, 493908, 510580, 576226, 617385, 765870, 823180, 864339, 1152452, 1234770, 1440565, 1531740, 1728678, 2016791, 2469540, 2881130, 3457356, 4033582, 4321695, 5762260, 6050373, 8067164, 8643390, 10083955, 12100746, 17286780, 20167910, 24201492, 30251865, 40335820, 60503730, 121007460]

約数ペア:

[(1, 121007460), (2, 60503730), (3, 40335820), (4, 30251865), (5, 24201492), (6, 20167910), (7, 17286780), (10, 12100746), (12, 10083955), (14, 8643390), (15, 8067164), (20, 6050373), (21, 5762260), (28, 4321695), (30, 4033582), (35, 3457356), (42, 2881130), (49, 2469540), (60, 2016791), (70, 1728678), (79, 1531740), (84, 1440565), (98, 1234770), (105, 1152452), (140, 864339), (147, 823180), (158, 765870), (196, 617385), (210, 576226), (237, 510580), (245, 493908), (294, 411590), (316, 382935), (395, 306348), (420, 288113), (474, 255290), (490, 246954), (521, 232260), (553, 218820), (588, 205795), (735, 164636), (790, 153174), (948, 127645), (980, 123477), (1042, 116130), (1106, 109410), (1185, 102116), (1470, 82318), (1563, 77420), (1580, 76587), (1659, 72940), (2084, 58065), (2212, 54705), (2370, 51058), (2605, 46452), (2765, 43764), (2940, 41159), (3126, 38710), (3318, 36470), (3647, 33180), (3871, 31260), (4740, 25529), (5210, 23226), (5530, 21882), (6252, 19355), (6636, 18235), (7294, 16590), (7742, 15630), (7815, 15484), (8295, 14588), (10420, 11613), (10941, 11060)]