198535860

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:139

約数の個数: 216

約数和(自身を含む): 669581640

約数和(自身を除く): 471045780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 89, 90, 102, 108, 135, 153, 162, 170, 178, 180, 204, 243, 255, 267, 270, 306, 324, 340, 356, 405, 445, 459, 486, 510, 534, 540, 612, 729, 765, 801, 810, 890, 918, 972, 1020, 1068, 1215, 1335, 1377, 1458, 1513, 1530, 1602, 1620, 1780, 1836, 2187, 2295, 2403, 2430, 2670, 2754, 2916, 3026, 3060, 3204, 3645, 4005, 4131, 4374, 4539, 4590, 4806, 4860, 5340, 5508, 6052, 6561, 6885, 7209, 7290, 7565, 8010, 8262, 8748, 9078, 9180, 9612, 10935, 12015, 12393, 13122, 13617, 13770, 14418, 14580, 15130, 16020, 16524, 18156, 20655, 21627, 21870, 22695, 24030, 24786, 26244, 27234, 27540, 28836, 30260, 32805, 36045, 37179, 40851, 41310, 43254, 43740, 45390, 48060, 49572, 54468, 61965, 64881, 65610, 68085, 72090, 74358, 81702, 82620, 86508, 90780, 108135, 111537, 122553, 123930, 129762, 131220, 136170, 144180, 148716, 163404, 185895, 194643, 204255, 216270, 223074, 245106, 247860, 259524, 272340, 324405, 367659, 371790, 389286, 408510, 432540, 446148, 490212, 557685, 583929, 612765, 648810, 735318, 743580, 778572, 817020, 973215, 1102977, 1115370, 1167858, 1225530, 1297620, 1470636, 1838295, 1946430, 2205954, 2230740, 2335716, 2451060, 2919645, 3308931, 3676590, 3892860, 4411908, 5514885, 5839290, 6617862, 7353180, 9926793, 11029770, 11678580, 13235724, 16544655, 19853586, 22059540, 33089310, 39707172, 49633965, 66178620, 99267930, 198535860]

約数ペア:

[(1, 198535860), (2, 99267930), (3, 66178620), (4, 49633965), (5, 39707172), (6, 33089310), (9, 22059540), (10, 19853586), (12, 16544655), (15, 13235724), (17, 11678580), (18, 11029770), (20, 9926793), (27, 7353180), (30, 6617862), (34, 5839290), (36, 5514885), (45, 4411908), (51, 3892860), (54, 3676590), (60, 3308931), (68, 2919645), (81, 2451060), (85, 2335716), (89, 2230740), (90, 2205954), (102, 1946430), (108, 1838295), (135, 1470636), (153, 1297620), (162, 1225530), (170, 1167858), (178, 1115370), (180, 1102977), (204, 973215), (243, 817020), (255, 778572), (267, 743580), (270, 735318), (306, 648810), (324, 612765), (340, 583929), (356, 557685), (405, 490212), (445, 446148), (459, 432540), (486, 408510), (510, 389286), (534, 371790), (540, 367659), (612, 324405), (729, 272340), (765, 259524), (801, 247860), (810, 245106), (890, 223074), (918, 216270), (972, 204255), (1020, 194643), (1068, 185895), (1215, 163404), (1335, 148716), (1377, 144180), (1458, 136170), (1513, 131220), (1530, 129762), (1602, 123930), (1620, 122553), (1780, 111537), (1836, 108135), (2187, 90780), (2295, 86508), (2403, 82620), (2430, 81702), (2670, 74358), (2754, 72090), (2916, 68085), (3026, 65610), (3060, 64881), (3204, 61965), (3645, 54468), (4005, 49572), (4131, 48060), (4374, 45390), (4539, 43740), (4590, 43254), (4806, 41310), (4860, 40851), (5340, 37179), (5508, 36045), (6052, 32805), (6561, 30260), (6885, 28836), (7209, 27540), (7290, 27234), (7565, 26244), (8010, 24786), (8262, 24030), (8748, 22695), (9078, 21870), (9180, 21627), (9612, 20655), (10935, 18156), (12015, 16524), (12393, 16020), (13122, 15130), (13617, 14580), (13770, 14418)]