168352680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 520502400

約数和(自身を除く): 352149720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 109, 120, 122, 183, 211, 218, 244, 305, 327, 366, 422, 436, 488, 545, 610, 633, 654, 732, 844, 872, 915, 1055, 1090, 1220, 1266, 1308, 1464, 1635, 1688, 1830, 2110, 2180, 2440, 2532, 2616, 3165, 3270, 3660, 4220, 4360, 5064, 6330, 6540, 6649, 7320, 8440, 12660, 12871, 13080, 13298, 19947, 22999, 25320, 25742, 26596, 33245, 38613, 39894, 45998, 51484, 53192, 64355, 66490, 68997, 77226, 79788, 91996, 99735, 102968, 114995, 128710, 132980, 137994, 154452, 159576, 183992, 193065, 199470, 229990, 257420, 265960, 275988, 308904, 344985, 386130, 398940, 459980, 514840, 551976, 689970, 772260, 797880, 919960, 1379940, 1402939, 1544520, 2759880, 2805878, 4208817, 5611756, 7014695, 8417634, 11223512, 14029390, 16835268, 21044085, 28058780, 33670536, 42088170, 56117560, 84176340, 168352680]

約数ペア:

[(1, 168352680), (2, 84176340), (3, 56117560), (4, 42088170), (5, 33670536), (6, 28058780), (8, 21044085), (10, 16835268), (12, 14029390), (15, 11223512), (20, 8417634), (24, 7014695), (30, 5611756), (40, 4208817), (60, 2805878), (61, 2759880), (109, 1544520), (120, 1402939), (122, 1379940), (183, 919960), (211, 797880), (218, 772260), (244, 689970), (305, 551976), (327, 514840), (366, 459980), (422, 398940), (436, 386130), (488, 344985), (545, 308904), (610, 275988), (633, 265960), (654, 257420), (732, 229990), (844, 199470), (872, 193065), (915, 183992), (1055, 159576), (1090, 154452), (1220, 137994), (1266, 132980), (1308, 128710), (1464, 114995), (1635, 102968), (1688, 99735), (1830, 91996), (2110, 79788), (2180, 77226), (2440, 68997), (2532, 66490), (2616, 64355), (3165, 53192), (3270, 51484), (3660, 45998), (4220, 39894), (4360, 38613), (5064, 33245), (6330, 26596), (6540, 25742), (6649, 25320), (7320, 22999), (8440, 19947), (12660, 13298), (12871, 13080)]