381399200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 288

約数和(自身を含む): 1189923840

約数和(自身を除く): 808524640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 32, 35, 40, 50, 52, 56, 62, 65, 70, 80, 91, 100, 104, 112, 124, 130, 140, 155, 160, 169, 175, 182, 200, 208, 217, 224, 248, 260, 280, 310, 325, 338, 350, 364, 400, 403, 416, 434, 455, 496, 520, 560, 620, 650, 676, 700, 728, 775, 800, 806, 845, 868, 910, 992, 1040, 1085, 1120, 1183, 1240, 1300, 1352, 1400, 1456, 1550, 1612, 1690, 1736, 1820, 2015, 2080, 2170, 2197, 2275, 2366, 2480, 2600, 2704, 2800, 2821, 2912, 3100, 3224, 3380, 3472, 3640, 4030, 4225, 4340, 4394, 4550, 4732, 4960, 5200, 5239, 5408, 5425, 5600, 5642, 5915, 6200, 6448, 6760, 6944, 7280, 8060, 8450, 8680, 8788, 9100, 9464, 10075, 10400, 10478, 10850, 10985, 11284, 11830, 12400, 12896, 13520, 14105, 14560, 15379, 16120, 16900, 17360, 17576, 18200, 18928, 20150, 20956, 21700, 21970, 22568, 23660, 24800, 26195, 27040, 28210, 29575, 30758, 32240, 33800, 34720, 35152, 36400, 36673, 37856, 40300, 41912, 43400, 43940, 45136, 47320, 52390, 54925, 56420, 59150, 61516, 64480, 67600, 68107, 70304, 70525, 72800, 73346, 76895, 80600, 83824, 86800, 87880, 90272, 94640, 104780, 109850, 112840, 118300, 123032, 130975, 135200, 136214, 141050, 146692, 153790, 161200, 167648, 173600, 175760, 183365, 189280, 209560, 219700, 225680, 236600, 246064, 261950, 272428, 282100, 293384, 307580, 322400, 340535, 351520, 366730, 384475, 419120, 439400, 451360, 473200, 476749, 492128, 523900, 544856, 564200, 586768, 615160, 681070, 733460, 768950, 838240, 878800, 916825, 946400, 953498, 1047800, 1089712, 1128400, 1173536, 1230320, 1362140, 1466920, 1537900, 1702675, 1757600, 1833650, 1906996, 2095600, 2179424, 2256800, 2383745, 2460640, 2724280, 2933840, 3075800, 3405350, 3667300, 3813992, 4191200, 4767490, 5448560, 5867680, 6151600, 6810700, 7334600, 7627984, 9534980, 10897120, 11918725, 12303200, 13621400, 14669200, 15255968, 19069960, 23837450, 27242800, 29338400, 38139920, 47674900, 54485600, 76279840, 95349800, 190699600, 381399200]

約数ペア:

[(1, 381399200), (2, 190699600), (4, 95349800), (5, 76279840), (7, 54485600), (8, 47674900), (10, 38139920), (13, 29338400), (14, 27242800), (16, 23837450), (20, 19069960), (25, 15255968), (26, 14669200), (28, 13621400), (31, 12303200), (32, 11918725), (35, 10897120), (40, 9534980), (50, 7627984), (52, 7334600), (56, 6810700), (62, 6151600), (65, 5867680), (70, 5448560), (80, 4767490), (91, 4191200), (100, 3813992), (104, 3667300), (112, 3405350), (124, 3075800), (130, 2933840), (140, 2724280), (155, 2460640), (160, 2383745), (169, 2256800), (175, 2179424), (182, 2095600), (200, 1906996), (208, 1833650), (217, 1757600), (224, 1702675), (248, 1537900), (260, 1466920), (280, 1362140), (310, 1230320), (325, 1173536), (338, 1128400), (350, 1089712), (364, 1047800), (400, 953498), (403, 946400), (416, 916825), (434, 878800), (455, 838240), (496, 768950), (520, 733460), (560, 681070), (620, 615160), (650, 586768), (676, 564200), (700, 544856), (728, 523900), (775, 492128), (800, 476749), (806, 473200), (845, 451360), (868, 439400), (910, 419120), (992, 384475), (1040, 366730), (1085, 351520), (1120, 340535), (1183, 322400), (1240, 307580), (1300, 293384), (1352, 282100), (1400, 272428), (1456, 261950), (1550, 246064), (1612, 236600), (1690, 225680), (1736, 219700), (1820, 209560), (2015, 189280), (2080, 183365), (2170, 175760), (2197, 173600), (2275, 167648), (2366, 161200), (2480, 153790), (2600, 146692), (2704, 141050), (2800, 136214), (2821, 135200), (2912, 130975), (3100, 123032), (3224, 118300), (3380, 112840), (3472, 109850), (3640, 104780), (4030, 94640), (4225, 90272), (4340, 87880), (4394, 86800), (4550, 83824), (4732, 80600), (4960, 76895), (5200, 73346), (5239, 72800), (5408, 70525), (5425, 70304), (5600, 68107), (5642, 67600), (5915, 64480), (6200, 61516), (6448, 59150), (6760, 56420), (6944, 54925), (7280, 52390), (8060, 47320), (8450, 45136), (8680, 43940), (8788, 43400), (9100, 41912), (9464, 40300), (10075, 37856), (10400, 36673), (10478, 36400), (10850, 35152), (10985, 34720), (11284, 33800), (11830, 32240), (12400, 30758), (12896, 29575), (13520, 28210), (14105, 27040), (14560, 26195), (15379, 24800), (16120, 23660), (16900, 22568), (17360, 21970), (17576, 21700), (18200, 20956), (18928, 20150)]