172814310

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 494269776

約数和(自身を除く): 321455466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 197, 243, 270, 285, 342, 361, 394, 405, 486, 513, 570, 591, 722, 810, 855, 985, 1026, 1083, 1182, 1215, 1539, 1710, 1773, 1805, 1970, 2166, 2430, 2565, 2955, 3078, 3249, 3546, 3610, 3743, 4617, 5130, 5319, 5415, 5910, 6498, 7486, 7695, 8865, 9234, 9747, 10638, 10830, 11229, 15390, 15957, 16245, 17730, 18715, 19494, 22458, 23085, 26595, 29241, 31914, 32490, 33687, 37430, 46170, 47871, 48735, 53190, 56145, 58482, 67374, 71117, 79785, 87723, 95742, 97470, 101061, 112290, 142234, 146205, 159570, 168435, 175446, 202122, 213351, 239355, 292410, 303183, 336870, 355585, 426702, 438615, 478710, 505305, 606366, 640053, 711170, 877230, 909549, 1010610, 1066755, 1280106, 1515915, 1819098, 1920159, 2133510, 3031830, 3200265, 3840318, 4547745, 5760477, 6400530, 9095490, 9600795, 11520954, 17281431, 19201590, 28802385, 34562862, 57604770, 86407155, 172814310]

約数ペア:

[(1, 172814310), (2, 86407155), (3, 57604770), (5, 34562862), (6, 28802385), (9, 19201590), (10, 17281431), (15, 11520954), (18, 9600795), (19, 9095490), (27, 6400530), (30, 5760477), (38, 4547745), (45, 3840318), (54, 3200265), (57, 3031830), (81, 2133510), (90, 1920159), (95, 1819098), (114, 1515915), (135, 1280106), (162, 1066755), (171, 1010610), (190, 909549), (197, 877230), (243, 711170), (270, 640053), (285, 606366), (342, 505305), (361, 478710), (394, 438615), (405, 426702), (486, 355585), (513, 336870), (570, 303183), (591, 292410), (722, 239355), (810, 213351), (855, 202122), (985, 175446), (1026, 168435), (1083, 159570), (1182, 146205), (1215, 142234), (1539, 112290), (1710, 101061), (1773, 97470), (1805, 95742), (1970, 87723), (2166, 79785), (2430, 71117), (2565, 67374), (2955, 58482), (3078, 56145), (3249, 53190), (3546, 48735), (3610, 47871), (3743, 46170), (4617, 37430), (5130, 33687), (5319, 32490), (5415, 31914), (5910, 29241), (6498, 26595), (7486, 23085), (7695, 22458), (8865, 19494), (9234, 18715), (9747, 17730), (10638, 16245), (10830, 15957), (11229, 15390)]