1980314596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 4215310848

約数和(自身を除く): 2234996252

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 41, 52, 62, 76, 82, 83, 124, 164, 166, 247, 332, 361, 403, 494, 533, 589, 722, 779, 806, 988, 1066, 1079, 1178, 1271, 1444, 1558, 1577, 1612, 2132, 2158, 2356, 2542, 2573, 3116, 3154, 3403, 4316, 4693, 5084, 5146, 6308, 6806, 7657, 9386, 10127, 10292, 11191, 13612, 14801, 15314, 16523, 18772, 20254, 20501, 22382, 24149, 29602, 29963, 30628, 33046, 33449, 40508, 41002, 44239, 44764, 48298, 48887, 59204, 59926, 64657, 66092, 66898, 82004, 88478, 96596, 97774, 105493, 119852, 129314, 133796, 145483, 176956, 192413, 195548, 210986, 258628, 290966, 313937, 384826, 389519, 421972, 458831, 581932, 627874, 635531, 769652, 779038, 840541, 917662, 928853, 1228483, 1255748, 1271062, 1371409, 1558076, 1681082, 1835324, 1857706, 2004367, 2456966, 2542124, 2742818, 3362164, 3715412, 4008734, 4913932, 5485636, 5964803, 8017468, 11929606, 12075089, 15970279, 23859212, 24150178, 26056771, 31940558, 38082973, 48300356, 52113542, 63881116, 76165946, 104227084, 152331892, 495078649, 990157298, 1980314596]

約数ペア:

[(1, 1980314596), (2, 990157298), (4, 495078649), (13, 152331892), (19, 104227084), (26, 76165946), (31, 63881116), (38, 52113542), (41, 48300356), (52, 38082973), (62, 31940558), (76, 26056771), (82, 24150178), (83, 23859212), (124, 15970279), (164, 12075089), (166, 11929606), (247, 8017468), (332, 5964803), (361, 5485636), (403, 4913932), (494, 4008734), (533, 3715412), (589, 3362164), (722, 2742818), (779, 2542124), (806, 2456966), (988, 2004367), (1066, 1857706), (1079, 1835324), (1178, 1681082), (1271, 1558076), (1444, 1371409), (1558, 1271062), (1577, 1255748), (1612, 1228483), (2132, 928853), (2158, 917662), (2356, 840541), (2542, 779038), (2573, 769652), (3116, 635531), (3154, 627874), (3403, 581932), (4316, 458831), (4693, 421972), (5084, 389519), (5146, 384826), (6308, 313937), (6806, 290966), (7657, 258628), (9386, 210986), (10127, 195548), (10292, 192413), (11191, 176956), (13612, 145483), (14801, 133796), (15314, 129314), (16523, 119852), (18772, 105493), (20254, 97774), (20501, 96596), (22382, 88478), (24149, 82004), (29602, 66898), (29963, 66092), (30628, 64657), (33046, 59926), (33449, 59204), (40508, 48887), (41002, 48298), (44239, 44764)]