168978210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 450109440

約数和(自身を除く): 281131230

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 73, 93, 95, 114, 131, 146, 155, 186, 190, 219, 262, 285, 310, 365, 393, 438, 465, 570, 589, 655, 730, 786, 930, 1095, 1178, 1310, 1387, 1767, 1965, 2190, 2263, 2489, 2774, 2945, 3534, 3930, 4061, 4161, 4526, 4978, 5890, 6789, 6935, 7467, 8122, 8322, 8835, 9563, 11315, 12183, 12445, 13578, 13870, 14934, 17670, 19126, 20305, 20805, 22630, 24366, 24890, 28689, 33945, 37335, 40610, 41610, 42997, 47815, 57378, 60915, 67890, 74670, 77159, 85994, 95630, 121830, 128991, 143445, 154318, 181697, 214985, 231477, 257982, 286890, 296453, 363394, 385795, 429970, 462954, 545091, 592906, 644955, 771590, 889359, 908485, 1090182, 1157385, 1289910, 1482265, 1778718, 1816970, 2314770, 2725455, 2964530, 4446795, 5450910, 5632607, 8893590, 11265214, 16897821, 28163035, 33795642, 56326070, 84489105, 168978210]

約数ペア:

[(1, 168978210), (2, 84489105), (3, 56326070), (5, 33795642), (6, 28163035), (10, 16897821), (15, 11265214), (19, 8893590), (30, 5632607), (31, 5450910), (38, 4446795), (57, 2964530), (62, 2725455), (73, 2314770), (93, 1816970), (95, 1778718), (114, 1482265), (131, 1289910), (146, 1157385), (155, 1090182), (186, 908485), (190, 889359), (219, 771590), (262, 644955), (285, 592906), (310, 545091), (365, 462954), (393, 429970), (438, 385795), (465, 363394), (570, 296453), (589, 286890), (655, 257982), (730, 231477), (786, 214985), (930, 181697), (1095, 154318), (1178, 143445), (1310, 128991), (1387, 121830), (1767, 95630), (1965, 85994), (2190, 77159), (2263, 74670), (2489, 67890), (2774, 60915), (2945, 57378), (3534, 47815), (3930, 42997), (4061, 41610), (4161, 40610), (4526, 37335), (4978, 33945), (5890, 28689), (6789, 24890), (6935, 24366), (7467, 22630), (8122, 20805), (8322, 20305), (8835, 19126), (9563, 17670), (11315, 14934), (12183, 13870), (12445, 13578)]