21204710130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1\times {\mathrm{1009}}^1$

素因数の和:1588

約数の個数: 128

約数和(自身を含む): 54662169600

約数和(自身を除く): 33457459470

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 89, 102, 170, 178, 255, 267, 445, 463, 510, 534, 890, 926, 1009, 1335, 1389, 1513, 2018, 2315, 2670, 2778, 3026, 3027, 4539, 4630, 5045, 6054, 6945, 7565, 7871, 9078, 10090, 13890, 15130, 15135, 15742, 17153, 22695, 23613, 30270, 34306, 39355, 41207, 45390, 47226, 51459, 78710, 82414, 85765, 89801, 102918, 118065, 123621, 171530, 179602, 206035, 236130, 247242, 257295, 269403, 412070, 449005, 467167, 514590, 538806, 618105, 700519, 898010, 934334, 1236210, 1347015, 1401038, 1401501, 1526617, 2101557, 2335835, 2694030, 2803002, 3053234, 3502595, 4203114, 4579851, 4671670, 7005190, 7007505, 7633085, 7941839, 9159702, 10507785, 14015010, 15266170, 15883678, 21015570, 22899255, 23825517, 39709195, 41577863, 45798510, 47651034, 79418390, 83155726, 119127585, 124733589, 207889315, 238255170, 249467178, 415778630, 623667945, 706823671, 1247335890, 1413647342, 2120471013, 3534118355, 4240942026, 7068236710, 10602355065, 21204710130]

約数ペア:

[(1, 21204710130), (2, 10602355065), (3, 7068236710), (5, 4240942026), (6, 3534118355), (10, 2120471013), (15, 1413647342), (17, 1247335890), (30, 706823671), (34, 623667945), (51, 415778630), (85, 249467178), (89, 238255170), (102, 207889315), (170, 124733589), (178, 119127585), (255, 83155726), (267, 79418390), (445, 47651034), (463, 45798510), (510, 41577863), (534, 39709195), (890, 23825517), (926, 22899255), (1009, 21015570), (1335, 15883678), (1389, 15266170), (1513, 14015010), (2018, 10507785), (2315, 9159702), (2670, 7941839), (2778, 7633085), (3026, 7007505), (3027, 7005190), (4539, 4671670), (4630, 4579851), (5045, 4203114), (6054, 3502595), (6945, 3053234), (7565, 2803002), (7871, 2694030), (9078, 2335835), (10090, 2101557), (13890, 1526617), (15130, 1401501), (15135, 1401038), (15742, 1347015), (17153, 1236210), (22695, 934334), (23613, 898010), (30270, 700519), (34306, 618105), (39355, 538806), (41207, 514590), (45390, 467167), (47226, 449005), (51459, 412070), (78710, 269403), (82414, 257295), (85765, 247242), (89801, 236130), (102918, 206035), (118065, 179602), (123621, 171530)]