3948420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 13789440

約数和(自身を除く): 9841020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 79, 84, 85, 98, 102, 105, 119, 140, 147, 158, 170, 196, 204, 210, 237, 238, 245, 255, 294, 316, 340, 357, 395, 420, 474, 476, 490, 510, 553, 588, 595, 714, 735, 790, 833, 948, 980, 1020, 1106, 1185, 1190, 1343, 1428, 1470, 1580, 1659, 1666, 1785, 2212, 2370, 2380, 2499, 2686, 2765, 2940, 3318, 3332, 3570, 3871, 4029, 4165, 4740, 4998, 5372, 5530, 6636, 6715, 7140, 7742, 8058, 8295, 8330, 9401, 9996, 11060, 11613, 12495, 13430, 15484, 16116, 16590, 16660, 18802, 19355, 20145, 23226, 24990, 26860, 28203, 33180, 37604, 38710, 40290, 46452, 47005, 49980, 56406, 58065, 65807, 77420, 80580, 94010, 112812, 116130, 131614, 141015, 188020, 197421, 232260, 263228, 282030, 329035, 394842, 564060, 658070, 789684, 987105, 1316140, 1974210, 3948420]

約数ペア:

[(1, 3948420), (2, 1974210), (3, 1316140), (4, 987105), (5, 789684), (6, 658070), (7, 564060), (10, 394842), (12, 329035), (14, 282030), (15, 263228), (17, 232260), (20, 197421), (21, 188020), (28, 141015), (30, 131614), (34, 116130), (35, 112812), (42, 94010), (49, 80580), (51, 77420), (60, 65807), (68, 58065), (70, 56406), (79, 49980), (84, 47005), (85, 46452), (98, 40290), (102, 38710), (105, 37604), (119, 33180), (140, 28203), (147, 26860), (158, 24990), (170, 23226), (196, 20145), (204, 19355), (210, 18802), (237, 16660), (238, 16590), (245, 16116), (255, 15484), (294, 13430), (316, 12495), (340, 11613), (357, 11060), (395, 9996), (420, 9401), (474, 8330), (476, 8295), (490, 8058), (510, 7742), (553, 7140), (588, 6715), (595, 6636), (714, 5530), (735, 5372), (790, 4998), (833, 4740), (948, 4165), (980, 4029), (1020, 3871), (1106, 3570), (1185, 3332), (1190, 3318), (1343, 2940), (1428, 2765), (1470, 2686), (1580, 2499), (1659, 2380), (1666, 2370), (1785, 2212)]