168891720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:675

約数の個数: 128

約数和(自身を含む): 530288640

約数和(自身を除く): 361396920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 83, 93, 120, 124, 155, 166, 186, 248, 249, 310, 332, 372, 415, 465, 498, 547, 620, 664, 744, 830, 930, 996, 1094, 1240, 1245, 1641, 1660, 1860, 1992, 2188, 2490, 2573, 2735, 3282, 3320, 3720, 4376, 4980, 5146, 5470, 6564, 7719, 8205, 9960, 10292, 10940, 12865, 13128, 15438, 16410, 16957, 20584, 21880, 25730, 30876, 32820, 33914, 38595, 45401, 50871, 51460, 61752, 65640, 67828, 77190, 84785, 90802, 101742, 102920, 135656, 136203, 154380, 169570, 181604, 203484, 227005, 254355, 272406, 308760, 339140, 363208, 406968, 454010, 508710, 544812, 678280, 681015, 908020, 1017420, 1089624, 1362030, 1407431, 1816040, 2034840, 2724060, 2814862, 4222293, 5448120, 5629724, 7037155, 8444586, 11259448, 14074310, 16889172, 21111465, 28148620, 33778344, 42222930, 56297240, 84445860, 168891720]

約数ペア:

[(1, 168891720), (2, 84445860), (3, 56297240), (4, 42222930), (5, 33778344), (6, 28148620), (8, 21111465), (10, 16889172), (12, 14074310), (15, 11259448), (20, 8444586), (24, 7037155), (30, 5629724), (31, 5448120), (40, 4222293), (60, 2814862), (62, 2724060), (83, 2034840), (93, 1816040), (120, 1407431), (124, 1362030), (155, 1089624), (166, 1017420), (186, 908020), (248, 681015), (249, 678280), (310, 544812), (332, 508710), (372, 454010), (415, 406968), (465, 363208), (498, 339140), (547, 308760), (620, 272406), (664, 254355), (744, 227005), (830, 203484), (930, 181604), (996, 169570), (1094, 154380), (1240, 136203), (1245, 135656), (1641, 102920), (1660, 101742), (1860, 90802), (1992, 84785), (2188, 77190), (2490, 67828), (2573, 65640), (2735, 61752), (3282, 51460), (3320, 50871), (3720, 45401), (4376, 38595), (4980, 33914), (5146, 32820), (5470, 30876), (6564, 25730), (7719, 21880), (8205, 20584), (9960, 16957), (10292, 16410), (10940, 15438), (12865, 13128)]