261243200

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 168

約数和(自身を含む): 695431680

約数和(自身を除く): 434188480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 50, 62, 64, 80, 92, 100, 115, 124, 155, 160, 184, 200, 229, 230, 248, 310, 320, 368, 400, 458, 460, 496, 575, 620, 713, 736, 775, 800, 916, 920, 992, 1145, 1150, 1240, 1426, 1472, 1550, 1600, 1832, 1840, 1984, 2290, 2300, 2480, 2852, 3100, 3565, 3664, 3680, 4580, 4600, 4960, 5267, 5704, 5725, 6200, 7099, 7130, 7328, 7360, 9160, 9200, 9920, 10534, 11408, 11450, 12400, 14198, 14260, 14656, 17825, 18320, 18400, 21068, 22816, 22900, 24800, 26335, 28396, 28520, 35495, 35650, 36640, 36800, 42136, 45632, 45800, 49600, 52670, 56792, 57040, 70990, 71300, 73280, 84272, 91600, 105340, 113584, 114080, 131675, 141980, 142600, 163277, 168544, 177475, 183200, 210680, 227168, 228160, 263350, 283960, 285200, 326554, 337088, 354950, 366400, 421360, 454336, 526700, 567920, 570400, 653108, 709900, 816385, 842720, 1053400, 1135840, 1140800, 1306216, 1419800, 1632770, 1685440, 2106800, 2271680, 2612432, 2839600, 3265540, 4081925, 4213600, 5224864, 5679200, 6531080, 8163850, 8427200, 10449728, 11358400, 13062160, 16327700, 26124320, 32655400, 52248640, 65310800, 130621600, 261243200]

約数ペア:

[(1, 261243200), (2, 130621600), (4, 65310800), (5, 52248640), (8, 32655400), (10, 26124320), (16, 16327700), (20, 13062160), (23, 11358400), (25, 10449728), (31, 8427200), (32, 8163850), (40, 6531080), (46, 5679200), (50, 5224864), (62, 4213600), (64, 4081925), (80, 3265540), (92, 2839600), (100, 2612432), (115, 2271680), (124, 2106800), (155, 1685440), (160, 1632770), (184, 1419800), (200, 1306216), (229, 1140800), (230, 1135840), (248, 1053400), (310, 842720), (320, 816385), (368, 709900), (400, 653108), (458, 570400), (460, 567920), (496, 526700), (575, 454336), (620, 421360), (713, 366400), (736, 354950), (775, 337088), (800, 326554), (916, 285200), (920, 283960), (992, 263350), (1145, 228160), (1150, 227168), (1240, 210680), (1426, 183200), (1472, 177475), (1550, 168544), (1600, 163277), (1832, 142600), (1840, 141980), (1984, 131675), (2290, 114080), (2300, 113584), (2480, 105340), (2852, 91600), (3100, 84272), (3565, 73280), (3664, 71300), (3680, 70990), (4580, 57040), (4600, 56792), (4960, 52670), (5267, 49600), (5704, 45800), (5725, 45632), (6200, 42136), (7099, 36800), (7130, 36640), (7328, 35650), (7360, 35495), (9160, 28520), (9200, 28396), (9920, 26335), (10534, 24800), (11408, 22900), (11450, 22816), (12400, 21068), (14198, 18400), (14260, 18320), (14656, 17825)]