142198420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 397393920

約数和(自身を除く): 255195500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 43, 46, 52, 65, 70, 79, 86, 91, 92, 115, 130, 140, 158, 161, 172, 182, 215, 230, 260, 299, 301, 316, 322, 364, 395, 430, 455, 460, 553, 559, 598, 602, 644, 790, 805, 860, 910, 989, 1027, 1106, 1118, 1196, 1204, 1495, 1505, 1580, 1610, 1817, 1820, 1978, 2054, 2093, 2212, 2236, 2765, 2795, 2990, 3010, 3220, 3397, 3634, 3913, 3956, 4108, 4186, 4945, 5135, 5530, 5590, 5980, 6020, 6794, 6923, 7189, 7268, 7826, 8372, 9085, 9890, 10270, 10465, 11060, 11180, 12719, 12857, 13588, 13846, 14378, 15652, 16985, 18170, 19565, 19780, 20540, 20930, 23621, 23779, 25438, 25714, 27692, 28756, 33970, 34615, 35945, 36340, 39130, 41860, 44161, 47242, 47558, 50876, 51428, 63595, 64285, 67940, 69230, 71890, 78131, 78260, 88322, 89999, 94484, 95116, 118105, 118895, 127190, 128570, 138460, 143780, 156262, 165347, 176644, 179998, 220805, 236210, 237790, 254380, 257140, 309127, 312524, 330694, 359996, 390655, 441610, 449995, 472420, 475580, 546917, 618254, 661388, 781310, 826735, 883220, 899990, 1015703, 1093834, 1236508, 1545635, 1562620, 1653470, 1799980, 2031406, 2187668, 2734585, 3091270, 3306940, 4062812, 5078515, 5469170, 6182540, 7109921, 10157030, 10938340, 14219842, 20314060, 28439684, 35549605, 71099210, 142198420]

約数ペア:

[(1, 142198420), (2, 71099210), (4, 35549605), (5, 28439684), (7, 20314060), (10, 14219842), (13, 10938340), (14, 10157030), (20, 7109921), (23, 6182540), (26, 5469170), (28, 5078515), (35, 4062812), (43, 3306940), (46, 3091270), (52, 2734585), (65, 2187668), (70, 2031406), (79, 1799980), (86, 1653470), (91, 1562620), (92, 1545635), (115, 1236508), (130, 1093834), (140, 1015703), (158, 899990), (161, 883220), (172, 826735), (182, 781310), (215, 661388), (230, 618254), (260, 546917), (299, 475580), (301, 472420), (316, 449995), (322, 441610), (364, 390655), (395, 359996), (430, 330694), (455, 312524), (460, 309127), (553, 257140), (559, 254380), (598, 237790), (602, 236210), (644, 220805), (790, 179998), (805, 176644), (860, 165347), (910, 156262), (989, 143780), (1027, 138460), (1106, 128570), (1118, 127190), (1196, 118895), (1204, 118105), (1495, 95116), (1505, 94484), (1580, 89999), (1610, 88322), (1817, 78260), (1820, 78131), (1978, 71890), (2054, 69230), (2093, 67940), (2212, 64285), (2236, 63595), (2765, 51428), (2795, 50876), (2990, 47558), (3010, 47242), (3220, 44161), (3397, 41860), (3634, 39130), (3913, 36340), (3956, 35945), (4108, 34615), (4186, 33970), (4945, 28756), (5135, 27692), (5530, 25714), (5590, 25438), (5980, 23779), (6020, 23621), (6794, 20930), (6923, 20540), (7189, 19780), (7268, 19565), (7826, 18170), (8372, 16985), (9085, 15652), (9890, 14378), (10270, 13846), (10465, 13588), (11060, 12857), (11180, 12719)]