172090980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5591}}^1$

素因数の和:5631

約数の個数: 120

約数和(自身を含む): 568370880

約数和(自身を除く): 396279900

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, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 5130, 5591, 6156, 7695, 10260, 11182, 15390, 16773, 22364, 27955, 30780, 33546, 50319, 55910, 67092, 83865, 100638, 106229, 111820, 150957, 167730, 201276, 212458, 251595, 301914, 318687, 335460, 424916, 452871, 503190, 531145, 603828, 637374, 754785, 905742, 956061, 1006380, 1062290, 1274748, 1509570, 1593435, 1811484, 1912122, 2124580, 2264355, 2868183, 3019140, 3186870, 3824244, 4528710, 4780305, 5736366, 6373740, 8604549, 9057420, 9560610, 11472732, 14340915, 17209098, 19121220, 28681830, 34418196, 43022745, 57363660, 86045490, 172090980]

約数ペア:

[(1, 172090980), (2, 86045490), (3, 57363660), (4, 43022745), (5, 34418196), (6, 28681830), (9, 19121220), (10, 17209098), (12, 14340915), (15, 11472732), (18, 9560610), (19, 9057420), (20, 8604549), (27, 6373740), (30, 5736366), (36, 4780305), (38, 4528710), (45, 3824244), (54, 3186870), (57, 3019140), (60, 2868183), (76, 2264355), (81, 2124580), (90, 1912122), (95, 1811484), (108, 1593435), (114, 1509570), (135, 1274748), (162, 1062290), (171, 1006380), (180, 956061), (190, 905742), (228, 754785), (270, 637374), (285, 603828), (324, 531145), (342, 503190), (380, 452871), (405, 424916), (513, 335460), (540, 318687), (570, 301914), (684, 251595), (810, 212458), (855, 201276), (1026, 167730), (1140, 150957), (1539, 111820), (1620, 106229), (1710, 100638), (2052, 83865), (2565, 67092), (3078, 55910), (3420, 50319), (5130, 33546), (5591, 30780), (6156, 27955), (7695, 22364), (10260, 16773), (11182, 15390)]