198281880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 689925600

約数和(自身を除く): 491643720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 179, 180, 181, 204, 255, 306, 340, 358, 360, 362, 408, 510, 537, 543, 612, 680, 716, 724, 765, 895, 905, 1020, 1074, 1086, 1224, 1432, 1448, 1530, 1611, 1629, 1790, 1810, 2040, 2148, 2172, 2685, 2715, 3043, 3060, 3077, 3222, 3258, 3580, 3620, 4296, 4344, 5370, 5430, 6086, 6120, 6154, 6444, 6516, 7160, 7240, 8055, 8145, 9129, 9231, 10740, 10860, 12172, 12308, 12888, 13032, 15215, 15385, 16110, 16290, 18258, 18462, 21480, 21720, 24344, 24616, 27387, 27693, 30430, 30770, 32220, 32399, 32580, 36516, 36924, 45645, 46155, 54774, 55386, 60860, 61540, 64440, 64798, 65160, 73032, 73848, 91290, 92310, 97197, 109548, 110772, 121720, 123080, 129596, 136935, 138465, 161995, 182580, 184620, 194394, 219096, 221544, 259192, 273870, 276930, 291591, 323990, 365160, 369240, 388788, 485985, 547740, 550783, 553860, 583182, 647980, 777576, 971970, 1095480, 1101566, 1107720, 1166364, 1295960, 1457955, 1652349, 1943940, 2203132, 2332728, 2753915, 2915910, 3304698, 3887880, 4406264, 4957047, 5507830, 5831820, 6609396, 8261745, 9914094, 11015660, 11663640, 13218792, 16523490, 19828188, 22031320, 24785235, 33046980, 39656376, 49570470, 66093960, 99140940, 198281880]

約数ペア:

[(1, 198281880), (2, 99140940), (3, 66093960), (4, 49570470), (5, 39656376), (6, 33046980), (8, 24785235), (9, 22031320), (10, 19828188), (12, 16523490), (15, 13218792), (17, 11663640), (18, 11015660), (20, 9914094), (24, 8261745), (30, 6609396), (34, 5831820), (36, 5507830), (40, 4957047), (45, 4406264), (51, 3887880), (60, 3304698), (68, 2915910), (72, 2753915), (85, 2332728), (90, 2203132), (102, 1943940), (120, 1652349), (136, 1457955), (153, 1295960), (170, 1166364), (179, 1107720), (180, 1101566), (181, 1095480), (204, 971970), (255, 777576), (306, 647980), (340, 583182), (358, 553860), (360, 550783), (362, 547740), (408, 485985), (510, 388788), (537, 369240), (543, 365160), (612, 323990), (680, 291591), (716, 276930), (724, 273870), (765, 259192), (895, 221544), (905, 219096), (1020, 194394), (1074, 184620), (1086, 182580), (1224, 161995), (1432, 138465), (1448, 136935), (1530, 129596), (1611, 123080), (1629, 121720), (1790, 110772), (1810, 109548), (2040, 97197), (2148, 92310), (2172, 91290), (2685, 73848), (2715, 73032), (3043, 65160), (3060, 64798), (3077, 64440), (3222, 61540), (3258, 60860), (3580, 55386), (3620, 54774), (4296, 46155), (4344, 45645), (5370, 36924), (5430, 36516), (6086, 32580), (6120, 32399), (6154, 32220), (6444, 30770), (6516, 30430), (7160, 27693), (7240, 27387), (8055, 24616), (8145, 24344), (9129, 21720), (9231, 21480), (10740, 18462), (10860, 18258), (12172, 16290), (12308, 16110), (12888, 15385), (13032, 15215)]