120198940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 278853120

約数和(自身を除く): 158654180

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 83, 95, 103, 148, 166, 185, 190, 206, 332, 370, 380, 412, 415, 515, 703, 740, 830, 1030, 1406, 1577, 1660, 1957, 2060, 2812, 3071, 3154, 3515, 3811, 3914, 6142, 6308, 7030, 7622, 7828, 7885, 8549, 9785, 12284, 14060, 15244, 15355, 15770, 17098, 19055, 19570, 30710, 31540, 34196, 38110, 39140, 42745, 58349, 61420, 72409, 76220, 85490, 116698, 144818, 162431, 170980, 233396, 289636, 291745, 316313, 324862, 362045, 583490, 632626, 649724, 724090, 812155, 1166980, 1265252, 1448180, 1581565, 1624310, 3163130, 3248620, 6009947, 6326260, 12019894, 24039788, 30049735, 60099470, 120198940]

約数ペア:

[(1, 120198940), (2, 60099470), (4, 30049735), (5, 24039788), (10, 12019894), (19, 6326260), (20, 6009947), (37, 3248620), (38, 3163130), (74, 1624310), (76, 1581565), (83, 1448180), (95, 1265252), (103, 1166980), (148, 812155), (166, 724090), (185, 649724), (190, 632626), (206, 583490), (332, 362045), (370, 324862), (380, 316313), (412, 291745), (415, 289636), (515, 233396), (703, 170980), (740, 162431), (830, 144818), (1030, 116698), (1406, 85490), (1577, 76220), (1660, 72409), (1957, 61420), (2060, 58349), (2812, 42745), (3071, 39140), (3154, 38110), (3515, 34196), (3811, 31540), (3914, 30710), (6142, 19570), (6308, 19055), (7030, 17098), (7622, 15770), (7828, 15355), (7885, 15244), (8549, 14060), (9785, 12284)]