228591220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{311}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 567979776

約数和(自身を除く): 339388556

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 257, 260, 286, 311, 514, 572, 622, 715, 1028, 1244, 1285, 1430, 1555, 2570, 2827, 2860, 3110, 3341, 3421, 4043, 5140, 5654, 6220, 6682, 6842, 8086, 11308, 13364, 13684, 14135, 16172, 16705, 17105, 20215, 28270, 33410, 34210, 36751, 40430, 44473, 56540, 66820, 68420, 73502, 79927, 80860, 88946, 147004, 159854, 177892, 183755, 222365, 319708, 367510, 399635, 444730, 735020, 799270, 879197, 889460, 1039051, 1598540, 1758394, 2078102, 3516788, 4156204, 4395985, 5195255, 8791970, 10390510, 11429561, 17583940, 20781020, 22859122, 45718244, 57147805, 114295610, 228591220]

約数ペア:

[(1, 228591220), (2, 114295610), (4, 57147805), (5, 45718244), (10, 22859122), (11, 20781020), (13, 17583940), (20, 11429561), (22, 10390510), (26, 8791970), (44, 5195255), (52, 4395985), (55, 4156204), (65, 3516788), (110, 2078102), (130, 1758394), (143, 1598540), (220, 1039051), (257, 889460), (260, 879197), (286, 799270), (311, 735020), (514, 444730), (572, 399635), (622, 367510), (715, 319708), (1028, 222365), (1244, 183755), (1285, 177892), (1430, 159854), (1555, 147004), (2570, 88946), (2827, 80860), (2860, 79927), (3110, 73502), (3341, 68420), (3421, 66820), (4043, 56540), (5140, 44473), (5654, 40430), (6220, 36751), (6682, 34210), (6842, 33410), (8086, 28270), (11308, 20215), (13364, 17105), (13684, 16705), (14135, 16172)]