7971668.00000000

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 105719040

約数和(自身を除く): 73899420

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, 137, 140, 147, 158, 196, 210, 237, 245, 274, 294, 316, 395, 411, 420, 474, 490, 548, 553, 588, 685, 735, 790, 822, 948, 959, 980, 1106, 1185, 1370, 1470, 1580, 1644, 1659, 1918, 2055, 2212, 2370, 2740, 2765, 2877, 2940, 3318, 3836, 3871, 4110, 4740, 4795, 5530, 5754, 6636, 6713, 7742, 8220, 8295, 9590, 10823, 11060, 11508, 11613, 13426, 14385, 15484, 16590, 19180, 19355, 20139, 21646, 23226, 26852, 28770, 32469, 33180, 33565, 38710, 40278, 43292, 46452, 54115, 57540, 58065, 64938, 67130, 75761, 77420, 80556, 100695, 108230, 116130, 129876, 134260, 151522, 162345, 201390, 216460, 227283, 232260, 303044, 324690, 378805, 402780, 454566, 530327, 649380, 757610, 909132, 1060654, 1136415, 1515220, 1590981, 2121308, 2272830, 2651635, 3181962, 4545660, 5303270, 6363924, 7954905, 10606540, 15909810, 31819620]

約数ペア:

[(1, 31819620), (2, 15909810), (3, 10606540), (4, 7954905), (5, 6363924), (6, 5303270), (7, 4545660), (10, 3181962), (12, 2651635), (14, 2272830), (15, 2121308), (20, 1590981), (21, 1515220), (28, 1136415), (30, 1060654), (35, 909132), (42, 757610), (49, 649380), (60, 530327), (70, 454566), (79, 402780), (84, 378805), (98, 324690), (105, 303044), (137, 232260), (140, 227283), (147, 216460), (158, 201390), (196, 162345), (210, 151522), (237, 134260), (245, 129876), (274, 116130), (294, 108230), (316, 100695), (395, 80556), (411, 77420), (420, 75761), (474, 67130), (490, 64938), (548, 58065), (553, 57540), (588, 54115), (685, 46452), (735, 43292), (790, 40278), (822, 38710), (948, 33565), (959, 33180), (980, 32469), (1106, 28770), (1185, 26852), (1370, 23226), (1470, 21646), (1580, 20139), (1644, 19355), (1659, 19180), (1918, 16590), (2055, 15484), (2212, 14385), (2370, 13426), (2740, 11613), (2765, 11508), (2877, 11060), (2940, 10823), (3318, 9590), (3836, 8295), (3871, 8220), (4110, 7742), (4740, 6713), (4795, 6636), (5530, 5754)]