491006520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43997}}^1$

素因数の和:44045

約数の個数: 96

約数和(自身を含む): 1647285120

約数和(自身を除く): 1156278600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 43997, 87994, 131991, 175988, 219985, 263982, 351976, 395973, 439970, 527964, 659955, 791946, 879940, 1055928, 1319910, 1363907, 1583892, 1759880, 1979865, 2639820, 2727814, 3167784, 3959730, 4091721, 5279640, 5455628, 6819535, 7919460, 8183442, 10911256, 12275163, 13639070, 15838920, 16366884, 20458605, 24550326, 27278140, 32733768, 40917210, 49100652, 54556280, 61375815, 81834420, 98201304, 122751630, 163668840, 245503260, 491006520]

約数ペア:

[(1, 491006520), (2, 245503260), (3, 163668840), (4, 122751630), (5, 98201304), (6, 81834420), (8, 61375815), (9, 54556280), (10, 49100652), (12, 40917210), (15, 32733768), (18, 27278140), (20, 24550326), (24, 20458605), (30, 16366884), (31, 15838920), (36, 13639070), (40, 12275163), (45, 10911256), (60, 8183442), (62, 7919460), (72, 6819535), (90, 5455628), (93, 5279640), (120, 4091721), (124, 3959730), (155, 3167784), (180, 2727814), (186, 2639820), (248, 1979865), (279, 1759880), (310, 1583892), (360, 1363907), (372, 1319910), (465, 1055928), (558, 879940), (620, 791946), (744, 659955), (930, 527964), (1116, 439970), (1240, 395973), (1395, 351976), (1860, 263982), (2232, 219985), (2790, 175988), (3720, 131991), (5580, 87994), (11160, 43997)]