258723520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2430

約数の個数: 112

約数和(自身を含む): 694066176

約数和(自身を除く): 435342656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 682, 704, 880, 992, 1240, 1364, 1705, 1760, 1984, 2371, 2480, 2728, 3410, 3520, 4742, 4960, 5456, 6820, 9484, 9920, 10912, 11855, 13640, 18968, 21824, 23710, 26081, 27280, 37936, 47420, 52162, 54560, 73501, 75872, 94840, 104324, 109120, 130405, 147002, 151744, 189680, 208648, 260810, 294004, 367505, 379360, 417296, 521620, 588008, 735010, 758720, 808511, 834592, 1043240, 1176016, 1470020, 1617022, 1669184, 2086480, 2352032, 2940040, 3234044, 4042555, 4172960, 4704064, 5880080, 6468088, 8085110, 8345920, 11760160, 12936176, 16170220, 23520320, 25872352, 32340440, 51744704, 64680880, 129361760, 258723520]

約数ペア:

[(1, 258723520), (2, 129361760), (4, 64680880), (5, 51744704), (8, 32340440), (10, 25872352), (11, 23520320), (16, 16170220), (20, 12936176), (22, 11760160), (31, 8345920), (32, 8085110), (40, 6468088), (44, 5880080), (55, 4704064), (62, 4172960), (64, 4042555), (80, 3234044), (88, 2940040), (110, 2352032), (124, 2086480), (155, 1669184), (160, 1617022), (176, 1470020), (220, 1176016), (248, 1043240), (310, 834592), (320, 808511), (341, 758720), (352, 735010), (440, 588008), (496, 521620), (620, 417296), (682, 379360), (704, 367505), (880, 294004), (992, 260810), (1240, 208648), (1364, 189680), (1705, 151744), (1760, 147002), (1984, 130405), (2371, 109120), (2480, 104324), (2728, 94840), (3410, 75872), (3520, 73501), (4742, 54560), (4960, 52162), (5456, 47420), (6820, 37936), (9484, 27280), (9920, 26081), (10912, 23710), (11855, 21824), (13640, 18968)]