421073640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{769}}^1$

素因数の和:818

約数の個数: 240

約数和(自身を含む): 1534509900

約数和(自身を除く): 1113436260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 169, 180, 195, 216, 234, 260, 270, 312, 324, 338, 351, 360, 390, 405, 468, 507, 520, 540, 585, 648, 676, 702, 769, 780, 810, 845, 936, 1014, 1053, 1080, 1170, 1352, 1404, 1521, 1538, 1560, 1620, 1690, 1755, 2028, 2106, 2307, 2340, 2535, 2808, 3042, 3076, 3240, 3380, 3510, 3845, 4056, 4212, 4563, 4614, 4680, 5070, 5265, 6084, 6152, 6760, 6921, 7020, 7605, 7690, 8424, 9126, 9228, 9997, 10140, 10530, 11535, 12168, 13689, 13842, 14040, 15210, 15380, 18252, 18456, 19994, 20280, 20763, 21060, 22815, 23070, 27378, 27684, 29991, 30420, 30760, 34605, 36504, 39988, 41526, 42120, 45630, 46140, 49985, 54756, 55368, 59982, 60840, 62289, 68445, 69210, 79976, 83052, 89973, 91260, 92280, 99970, 103815, 109512, 119964, 124578, 129961, 136890, 138420, 149955, 166104, 179946, 182520, 199940, 207630, 239928, 249156, 259922, 269919, 273780, 276840, 299910, 311445, 359892, 389883, 399880, 415260, 449865, 498312, 519844, 539838, 547560, 599820, 622890, 649805, 719784, 779766, 809757, 830520, 899730, 1039688, 1079676, 1169649, 1199640, 1245780, 1299610, 1349595, 1559532, 1619514, 1799460, 1949415, 2159352, 2339298, 2491560, 2599220, 2699190, 3119064, 3239028, 3508947, 3598920, 3898830, 4048785, 4678596, 5198440, 5398380, 5848245, 6478056, 7017894, 7797660, 8097570, 9357192, 10526841, 10796760, 11696490, 14035788, 15595320, 16195140, 17544735, 21053682, 23392980, 28071576, 32390280, 35089470, 42107364, 46785960, 52634205, 70178940, 84214728, 105268410, 140357880, 210536820, 421073640]

約数ペア:

[(1, 421073640), (2, 210536820), (3, 140357880), (4, 105268410), (5, 84214728), (6, 70178940), (8, 52634205), (9, 46785960), (10, 42107364), (12, 35089470), (13, 32390280), (15, 28071576), (18, 23392980), (20, 21053682), (24, 17544735), (26, 16195140), (27, 15595320), (30, 14035788), (36, 11696490), (39, 10796760), (40, 10526841), (45, 9357192), (52, 8097570), (54, 7797660), (60, 7017894), (65, 6478056), (72, 5848245), (78, 5398380), (81, 5198440), (90, 4678596), (104, 4048785), (108, 3898830), (117, 3598920), (120, 3508947), (130, 3239028), (135, 3119064), (156, 2699190), (162, 2599220), (169, 2491560), (180, 2339298), (195, 2159352), (216, 1949415), (234, 1799460), (260, 1619514), (270, 1559532), (312, 1349595), (324, 1299610), (338, 1245780), (351, 1199640), (360, 1169649), (390, 1079676), (405, 1039688), (468, 899730), (507, 830520), (520, 809757), (540, 779766), (585, 719784), (648, 649805), (676, 622890), (702, 599820), (769, 547560), (780, 539838), (810, 519844), (845, 498312), (936, 449865), (1014, 415260), (1053, 399880), (1080, 389883), (1170, 359892), (1352, 311445), (1404, 299910), (1521, 276840), (1538, 273780), (1560, 269919), (1620, 259922), (1690, 249156), (1755, 239928), (2028, 207630), (2106, 199940), (2307, 182520), (2340, 179946), (2535, 166104), (2808, 149955), (3042, 138420), (3076, 136890), (3240, 129961), (3380, 124578), (3510, 119964), (3845, 109512), (4056, 103815), (4212, 99970), (4563, 92280), (4614, 91260), (4680, 89973), (5070, 83052), (5265, 79976), (6084, 69210), (6152, 68445), (6760, 62289), (6921, 60840), (7020, 59982), (7605, 55368), (7690, 54756), (8424, 49985), (9126, 46140), (9228, 45630), (9997, 42120), (10140, 41526), (10530, 39988), (11535, 36504), (12168, 34605), (13689, 30760), (13842, 30420), (14040, 29991), (15210, 27684), (15380, 27378), (18252, 23070), (18456, 22815), (19994, 21060), (20280, 20763)]