200801960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 514149120

約数和(自身を除く): 313347160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 37, 40, 46, 68, 74, 85, 92, 115, 136, 148, 170, 184, 185, 230, 296, 340, 347, 370, 391, 460, 629, 680, 694, 740, 782, 851, 920, 1258, 1388, 1480, 1564, 1702, 1735, 1955, 2516, 2776, 3128, 3145, 3404, 3470, 3910, 4255, 5032, 5899, 6290, 6808, 6940, 7820, 7981, 8510, 11798, 12580, 12839, 13880, 14467, 15640, 15962, 17020, 23596, 25160, 25678, 28934, 29495, 31924, 34040, 39905, 47192, 51356, 57868, 58990, 63848, 64195, 72335, 79810, 102712, 115736, 117980, 128390, 135677, 144670, 159620, 218263, 235960, 256780, 271354, 289340, 295297, 319240, 436526, 513560, 542708, 578680, 590594, 678385, 873052, 1085416, 1091315, 1181188, 1356770, 1476485, 1746104, 2182630, 2362376, 2713540, 2952970, 4365260, 5020049, 5427080, 5905940, 8730520, 10040098, 11811880, 20080196, 25100245, 40160392, 50200490, 100400980, 200801960]

約数ペア:

[(1, 200801960), (2, 100400980), (4, 50200490), (5, 40160392), (8, 25100245), (10, 20080196), (17, 11811880), (20, 10040098), (23, 8730520), (34, 5905940), (37, 5427080), (40, 5020049), (46, 4365260), (68, 2952970), (74, 2713540), (85, 2362376), (92, 2182630), (115, 1746104), (136, 1476485), (148, 1356770), (170, 1181188), (184, 1091315), (185, 1085416), (230, 873052), (296, 678385), (340, 590594), (347, 578680), (370, 542708), (391, 513560), (460, 436526), (629, 319240), (680, 295297), (694, 289340), (740, 271354), (782, 256780), (851, 235960), (920, 218263), (1258, 159620), (1388, 144670), (1480, 135677), (1564, 128390), (1702, 117980), (1735, 115736), (1955, 102712), (2516, 79810), (2776, 72335), (3128, 64195), (3145, 63848), (3404, 58990), (3470, 57868), (3910, 51356), (4255, 47192), (5032, 39905), (5899, 34040), (6290, 31924), (6808, 29495), (6940, 28934), (7820, 25678), (7981, 25160), (8510, 23596), (11798, 17020), (12580, 15962), (12839, 15640), (13880, 14467)]