680765820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1741}}^1$

素因数の和:1793

約数の個数: 192

約数和(自身を含む): 2341248000

約数和(自身を除く): 1660482180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 343, 380, 399, 420, 490, 532, 570, 588, 665, 686, 735, 798, 931, 980, 1029, 1140, 1330, 1372, 1470, 1596, 1715, 1741, 1862, 1995, 2058, 2660, 2793, 2940, 3430, 3482, 3724, 3990, 4116, 4655, 5145, 5223, 5586, 6517, 6860, 6964, 7980, 8705, 9310, 10290, 10446, 11172, 12187, 13034, 13965, 17410, 18620, 19551, 20580, 20892, 24374, 26068, 26115, 27930, 32585, 33079, 34820, 36561, 39102, 48748, 52230, 55860, 60935, 65170, 66158, 73122, 78204, 85309, 97755, 99237, 104460, 121870, 130340, 132316, 146244, 165395, 170618, 182805, 195510, 198474, 231553, 243740, 255927, 330790, 341236, 365610, 391020, 396948, 426545, 463106, 496185, 511854, 597163, 661580, 694659, 731220, 853090, 926212, 992370, 1023708, 1157765, 1194326, 1279635, 1389318, 1620871, 1706180, 1791489, 1984740, 2315530, 2388652, 2559270, 2778636, 2985815, 3241742, 3473295, 3582978, 4631060, 4862613, 5118540, 5971630, 6483484, 6946590, 7165956, 8104355, 8957445, 9725226, 11346097, 11943260, 13893180, 16208710, 17914890, 19450452, 22692194, 24313065, 32417420, 34038291, 35829780, 45384388, 48626130, 56730485, 68076582, 97252260, 113460970, 136153164, 170191455, 226921940, 340382910, 680765820]

約数ペア:

[(1, 680765820), (2, 340382910), (3, 226921940), (4, 170191455), (5, 136153164), (6, 113460970), (7, 97252260), (10, 68076582), (12, 56730485), (14, 48626130), (15, 45384388), (19, 35829780), (20, 34038291), (21, 32417420), (28, 24313065), (30, 22692194), (35, 19450452), (38, 17914890), (42, 16208710), (49, 13893180), (57, 11943260), (60, 11346097), (70, 9725226), (76, 8957445), (84, 8104355), (95, 7165956), (98, 6946590), (105, 6483484), (114, 5971630), (133, 5118540), (140, 4862613), (147, 4631060), (190, 3582978), (196, 3473295), (210, 3241742), (228, 2985815), (245, 2778636), (266, 2559270), (285, 2388652), (294, 2315530), (343, 1984740), (380, 1791489), (399, 1706180), (420, 1620871), (490, 1389318), (532, 1279635), (570, 1194326), (588, 1157765), (665, 1023708), (686, 992370), (735, 926212), (798, 853090), (931, 731220), (980, 694659), (1029, 661580), (1140, 597163), (1330, 511854), (1372, 496185), (1470, 463106), (1596, 426545), (1715, 396948), (1741, 391020), (1862, 365610), (1995, 341236), (2058, 330790), (2660, 255927), (2793, 243740), (2940, 231553), (3430, 198474), (3482, 195510), (3724, 182805), (3990, 170618), (4116, 165395), (4655, 146244), (5145, 132316), (5223, 130340), (5586, 121870), (6517, 104460), (6860, 99237), (6964, 97755), (7980, 85309), (8705, 78204), (9310, 73122), (10290, 66158), (10446, 65170), (11172, 60935), (12187, 55860), (13034, 52230), (13965, 48748), (17410, 39102), (18620, 36561), (19551, 34820), (20580, 33079), (20892, 32585), (24374, 27930), (26068, 26115)]