198212940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19319}}^1$

素因数の和:19356

約数の個数: 96

約数和(自身を含む): 649152000

約数和(自身を除く): 450939060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 19319, 38638, 57957, 77276, 96595, 115914, 173871, 193190, 231828, 289785, 347742, 367061, 386380, 521613, 579570, 695484, 734122, 869355, 1043226, 1101183, 1159140, 1468244, 1738710, 1835305, 2086452, 2202366, 2608065, 3303549, 3477420, 3670610, 4404732, 5216130, 5505915, 6607098, 7341220, 9910647, 10432260, 11011830, 13214196, 16517745, 19821294, 22023660, 33035490, 39642588, 49553235, 66070980, 99106470, 198212940]

約数ペア:

[(1, 198212940), (2, 99106470), (3, 66070980), (4, 49553235), (5, 39642588), (6, 33035490), (9, 22023660), (10, 19821294), (12, 16517745), (15, 13214196), (18, 11011830), (19, 10432260), (20, 9910647), (27, 7341220), (30, 6607098), (36, 5505915), (38, 5216130), (45, 4404732), (54, 3670610), (57, 3477420), (60, 3303549), (76, 2608065), (90, 2202366), (95, 2086452), (108, 1835305), (114, 1738710), (135, 1468244), (171, 1159140), (180, 1101183), (190, 1043226), (228, 869355), (270, 734122), (285, 695484), (342, 579570), (380, 521613), (513, 386380), (540, 367061), (570, 347742), (684, 289785), (855, 231828), (1026, 193190), (1140, 173871), (1710, 115914), (2052, 96595), (2565, 77276), (3420, 57957), (5130, 38638), (10260, 19319)]