181409220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 576663360

約数和(自身を除く): 395254140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 163, 180, 229, 243, 270, 324, 326, 405, 458, 486, 489, 540, 652, 687, 810, 815, 916, 972, 978, 1145, 1215, 1374, 1467, 1620, 1630, 1956, 2061, 2290, 2430, 2445, 2748, 2934, 3260, 3435, 4122, 4401, 4580, 4860, 4890, 5868, 6183, 6870, 7335, 8244, 8802, 9780, 10305, 12366, 13203, 13740, 14670, 17604, 18549, 20610, 22005, 24732, 26406, 29340, 30915, 37098, 37327, 39609, 41220, 44010, 52812, 55647, 61830, 66015, 74196, 74654, 79218, 88020, 92745, 111294, 111981, 123660, 132030, 149308, 158436, 185490, 186635, 198045, 222588, 223962, 264060, 278235, 335943, 370980, 373270, 396090, 447924, 556470, 559905, 671886, 746540, 792180, 1007829, 1112940, 1119810, 1343772, 1679715, 2015658, 2239620, 3023487, 3359430, 4031316, 5039145, 6046974, 6718860, 9070461, 10078290, 12093948, 15117435, 18140922, 20156580, 30234870, 36281844, 45352305, 60469740, 90704610, 181409220]

約数ペア:

[(1, 181409220), (2, 90704610), (3, 60469740), (4, 45352305), (5, 36281844), (6, 30234870), (9, 20156580), (10, 18140922), (12, 15117435), (15, 12093948), (18, 10078290), (20, 9070461), (27, 6718860), (30, 6046974), (36, 5039145), (45, 4031316), (54, 3359430), (60, 3023487), (81, 2239620), (90, 2015658), (108, 1679715), (135, 1343772), (162, 1119810), (163, 1112940), (180, 1007829), (229, 792180), (243, 746540), (270, 671886), (324, 559905), (326, 556470), (405, 447924), (458, 396090), (486, 373270), (489, 370980), (540, 335943), (652, 278235), (687, 264060), (810, 223962), (815, 222588), (916, 198045), (972, 186635), (978, 185490), (1145, 158436), (1215, 149308), (1374, 132030), (1467, 123660), (1620, 111981), (1630, 111294), (1956, 92745), (2061, 88020), (2290, 79218), (2430, 74654), (2445, 74196), (2748, 66015), (2934, 61830), (3260, 55647), (3435, 52812), (4122, 44010), (4401, 41220), (4580, 39609), (4860, 37327), (4890, 37098), (5868, 30915), (6183, 29340), (6870, 26406), (7335, 24732), (8244, 22005), (8802, 20610), (9780, 18549), (10305, 17604), (12366, 14670), (13203, 13740)]