197249520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 663957504

約数和(自身を除く): 466707984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 191, 195, 208, 240, 260, 312, 331, 382, 390, 520, 573, 624, 662, 764, 780, 955, 993, 1040, 1146, 1324, 1528, 1560, 1655, 1910, 1986, 2292, 2483, 2648, 2865, 3056, 3120, 3310, 3820, 3972, 4303, 4584, 4965, 4966, 5296, 5730, 6620, 7449, 7640, 7944, 8606, 9168, 9930, 9932, 11460, 12415, 12909, 13240, 14898, 15280, 15888, 17212, 19860, 19864, 21515, 22920, 24830, 25818, 26480, 29796, 34424, 37245, 39720, 39728, 43030, 45840, 49660, 51636, 59592, 63221, 64545, 68848, 74490, 79440, 86060, 99320, 103272, 119184, 126442, 129090, 148980, 172120, 189663, 198640, 206544, 252884, 258180, 297960, 316105, 344240, 379326, 505768, 516360, 595920, 632210, 758652, 821873, 948315, 1011536, 1032720, 1264420, 1517304, 1643746, 1896630, 2465619, 2528840, 3034608, 3287492, 3793260, 4109365, 4931238, 5057680, 6574984, 7586520, 8218730, 9862476, 12328095, 13149968, 15173040, 16437460, 19724952, 24656190, 32874920, 39449904, 49312380, 65749840, 98624760, 197249520]

約数ペア:

[(1, 197249520), (2, 98624760), (3, 65749840), (4, 49312380), (5, 39449904), (6, 32874920), (8, 24656190), (10, 19724952), (12, 16437460), (13, 15173040), (15, 13149968), (16, 12328095), (20, 9862476), (24, 8218730), (26, 7586520), (30, 6574984), (39, 5057680), (40, 4931238), (48, 4109365), (52, 3793260), (60, 3287492), (65, 3034608), (78, 2528840), (80, 2465619), (104, 1896630), (120, 1643746), (130, 1517304), (156, 1264420), (191, 1032720), (195, 1011536), (208, 948315), (240, 821873), (260, 758652), (312, 632210), (331, 595920), (382, 516360), (390, 505768), (520, 379326), (573, 344240), (624, 316105), (662, 297960), (764, 258180), (780, 252884), (955, 206544), (993, 198640), (1040, 189663), (1146, 172120), (1324, 148980), (1528, 129090), (1560, 126442), (1655, 119184), (1910, 103272), (1986, 99320), (2292, 86060), (2483, 79440), (2648, 74490), (2865, 68848), (3056, 64545), (3120, 63221), (3310, 59592), (3820, 51636), (3972, 49660), (4303, 45840), (4584, 43030), (4965, 39728), (4966, 39720), (5296, 37245), (5730, 34424), (6620, 29796), (7449, 26480), (7640, 25818), (7944, 24830), (8606, 22920), (9168, 21515), (9930, 19864), (9932, 19860), (11460, 17212), (12415, 15888), (12909, 15280), (13240, 14898)]