306477500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 778850688

約数和(自身を除く): 472373188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 83, 100, 125, 140, 166, 175, 211, 250, 332, 350, 415, 422, 500, 581, 625, 700, 830, 844, 875, 1055, 1162, 1250, 1477, 1660, 1750, 2075, 2110, 2324, 2500, 2905, 2954, 3500, 4150, 4220, 4375, 5275, 5810, 5908, 7385, 8300, 8750, 10375, 10550, 11620, 14525, 14770, 17500, 17513, 20750, 21100, 26375, 29050, 29540, 35026, 36925, 41500, 51875, 52750, 58100, 70052, 72625, 73850, 87565, 103750, 105500, 122591, 131875, 145250, 147700, 175130, 184625, 207500, 245182, 263750, 290500, 350260, 363125, 369250, 437825, 490364, 527500, 612955, 726250, 738500, 875650, 923125, 1225910, 1452500, 1751300, 1846250, 2189125, 2451820, 3064775, 3692500, 4378250, 6129550, 8756500, 10945625, 12259100, 15323875, 21891250, 30647750, 43782500, 61295500, 76619375, 153238750, 306477500]

約数ペア:

[(1, 306477500), (2, 153238750), (4, 76619375), (5, 61295500), (7, 43782500), (10, 30647750), (14, 21891250), (20, 15323875), (25, 12259100), (28, 10945625), (35, 8756500), (50, 6129550), (70, 4378250), (83, 3692500), (100, 3064775), (125, 2451820), (140, 2189125), (166, 1846250), (175, 1751300), (211, 1452500), (250, 1225910), (332, 923125), (350, 875650), (415, 738500), (422, 726250), (500, 612955), (581, 527500), (625, 490364), (700, 437825), (830, 369250), (844, 363125), (875, 350260), (1055, 290500), (1162, 263750), (1250, 245182), (1477, 207500), (1660, 184625), (1750, 175130), (2075, 147700), (2110, 145250), (2324, 131875), (2500, 122591), (2905, 105500), (2954, 103750), (3500, 87565), (4150, 73850), (4220, 72625), (4375, 70052), (5275, 58100), (5810, 52750), (5908, 51875), (7385, 41500), (8300, 36925), (8750, 35026), (10375, 29540), (10550, 29050), (11620, 26375), (14525, 21100), (14770, 20750), (17500, 17513)]