19753637220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{72533}}^1$

素因数の和:72654

約数の個数: 144

約数和(自身を含む): 64157773680

約数和(自身を除く): 44404136460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 89, 90, 102, 153, 170, 178, 180, 204, 255, 267, 306, 340, 356, 445, 510, 534, 612, 765, 801, 890, 1020, 1068, 1335, 1513, 1530, 1602, 1780, 2670, 3026, 3060, 3204, 4005, 4539, 5340, 6052, 7565, 8010, 9078, 13617, 15130, 16020, 18156, 22695, 27234, 30260, 45390, 54468, 68085, 72533, 90780, 136170, 145066, 217599, 272340, 290132, 362665, 435198, 652797, 725330, 870396, 1087995, 1233061, 1305594, 1450660, 2175990, 2466122, 2611188, 3263985, 3699183, 4351980, 4932244, 6165305, 6455437, 6527970, 7398366, 11097549, 12330610, 12910874, 13055940, 14796732, 18495915, 19366311, 22195098, 24661220, 25821748, 32277185, 36991830, 38732622, 44390196, 55487745, 58098933, 64554370, 73983660, 77465244, 96831555, 109742429, 110975490, 116197866, 129108740, 193663110, 219484858, 221950980, 232395732, 290494665, 329227287, 387326220, 438969716, 548712145, 580989330, 658454574, 987681861, 1097424290, 1161978660, 1316909148, 1646136435, 1975363722, 2194848580, 3292272870, 3950727444, 4938409305, 6584545740, 9876818610, 19753637220]

約数ペア:

[(1, 19753637220), (2, 9876818610), (3, 6584545740), (4, 4938409305), (5, 3950727444), (6, 3292272870), (9, 2194848580), (10, 1975363722), (12, 1646136435), (15, 1316909148), (17, 1161978660), (18, 1097424290), (20, 987681861), (30, 658454574), (34, 580989330), (36, 548712145), (45, 438969716), (51, 387326220), (60, 329227287), (68, 290494665), (85, 232395732), (89, 221950980), (90, 219484858), (102, 193663110), (153, 129108740), (170, 116197866), (178, 110975490), (180, 109742429), (204, 96831555), (255, 77465244), (267, 73983660), (306, 64554370), (340, 58098933), (356, 55487745), (445, 44390196), (510, 38732622), (534, 36991830), (612, 32277185), (765, 25821748), (801, 24661220), (890, 22195098), (1020, 19366311), (1068, 18495915), (1335, 14796732), (1513, 13055940), (1530, 12910874), (1602, 12330610), (1780, 11097549), (2670, 7398366), (3026, 6527970), (3060, 6455437), (3204, 6165305), (4005, 4932244), (4539, 4351980), (5340, 3699183), (6052, 3263985), (7565, 2611188), (8010, 2466122), (9078, 2175990), (13617, 1450660), (15130, 1305594), (16020, 1233061), (18156, 1087995), (22695, 870396), (27234, 725330), (30260, 652797), (45390, 435198), (54468, 362665), (68085, 290132), (72533, 272340), (90780, 217599), (136170, 145066)]