205695210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1228

約数の個数: 128

約数和(自身を含む): 605159424

約数和(自身を除く): 399464214

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 37, 42, 46, 69, 70, 74, 105, 111, 115, 138, 161, 185, 210, 222, 230, 259, 322, 345, 370, 483, 518, 555, 690, 777, 805, 851, 966, 1110, 1151, 1295, 1554, 1610, 1702, 2302, 2415, 2553, 2590, 3453, 3885, 4255, 4830, 5106, 5755, 5957, 6906, 7770, 8057, 8510, 11510, 11914, 12765, 16114, 17265, 17871, 24171, 25530, 26473, 29785, 34530, 35742, 40285, 42587, 48342, 52946, 59570, 79419, 80570, 85174, 89355, 120855, 127761, 132365, 158838, 178710, 185311, 212935, 241710, 255522, 264730, 298109, 370622, 397095, 425870, 555933, 596218, 638805, 794190, 894327, 926555, 979501, 1111866, 1277610, 1490545, 1788654, 1853110, 1959002, 2779665, 2938503, 2981090, 4471635, 4897505, 5559330, 5877006, 6856507, 8943270, 9795010, 13713014, 14692515, 20569521, 29385030, 34282535, 41139042, 68565070, 102847605, 205695210]

約数ペア:

[(1, 205695210), (2, 102847605), (3, 68565070), (5, 41139042), (6, 34282535), (7, 29385030), (10, 20569521), (14, 14692515), (15, 13713014), (21, 9795010), (23, 8943270), (30, 6856507), (35, 5877006), (37, 5559330), (42, 4897505), (46, 4471635), (69, 2981090), (70, 2938503), (74, 2779665), (105, 1959002), (111, 1853110), (115, 1788654), (138, 1490545), (161, 1277610), (185, 1111866), (210, 979501), (222, 926555), (230, 894327), (259, 794190), (322, 638805), (345, 596218), (370, 555933), (483, 425870), (518, 397095), (555, 370622), (690, 298109), (777, 264730), (805, 255522), (851, 241710), (966, 212935), (1110, 185311), (1151, 178710), (1295, 158838), (1554, 132365), (1610, 127761), (1702, 120855), (2302, 89355), (2415, 85174), (2553, 80570), (2590, 79419), (3453, 59570), (3885, 52946), (4255, 48342), (4830, 42587), (5106, 40285), (5755, 35742), (5957, 34530), (6906, 29785), (7770, 26473), (8057, 25530), (8510, 24171), (11510, 17871), (11914, 17265), (12765, 16114)]