488777940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{367}}^1$

素因数の和:547

約数の個数: 216

約数和(自身を含む): 1740840192

約数和(自身を除く): 1252062252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 151, 180, 196, 210, 245, 252, 294, 302, 315, 367, 420, 441, 453, 490, 588, 604, 630, 734, 735, 755, 882, 906, 980, 1057, 1101, 1260, 1359, 1468, 1470, 1510, 1764, 1812, 1835, 2114, 2202, 2205, 2265, 2569, 2718, 2940, 3020, 3171, 3303, 3670, 4228, 4404, 4410, 4530, 5138, 5285, 5436, 5505, 6342, 6606, 6795, 7340, 7399, 7707, 8820, 9060, 9513, 10276, 10570, 11010, 12684, 12845, 13212, 13590, 14798, 15414, 15855, 16515, 17983, 19026, 21140, 22020, 22197, 23121, 25690, 27180, 29596, 30828, 31710, 33030, 35966, 36995, 38052, 38535, 44394, 46242, 47565, 51380, 53949, 55417, 63420, 66060, 66591, 71932, 73990, 77070, 88788, 89915, 92484, 95130, 107898, 110834, 110985, 115605, 133182, 147980, 154140, 161847, 166251, 179830, 190260, 215796, 221668, 221970, 231210, 266364, 269745, 277085, 323694, 332502, 332955, 359660, 387919, 443940, 462420, 498753, 539490, 554170, 647388, 665004, 665910, 775838, 809235, 831255, 997506, 1078980, 1108340, 1163757, 1331820, 1551676, 1618470, 1662510, 1939595, 1995012, 2327514, 2493765, 2715433, 3236940, 3325020, 3491271, 3879190, 4655028, 4987530, 5430866, 5818785, 6982542, 7758380, 8146299, 9975060, 10861732, 11637570, 13577165, 13965084, 16292598, 17456355, 23275140, 24438897, 27154330, 32585196, 34912710, 40731495, 48877794, 54308660, 69825420, 81462990, 97755588, 122194485, 162925980, 244388970, 488777940]

約数ペア:

[(1, 488777940), (2, 244388970), (3, 162925980), (4, 122194485), (5, 97755588), (6, 81462990), (7, 69825420), (9, 54308660), (10, 48877794), (12, 40731495), (14, 34912710), (15, 32585196), (18, 27154330), (20, 24438897), (21, 23275140), (28, 17456355), (30, 16292598), (35, 13965084), (36, 13577165), (42, 11637570), (45, 10861732), (49, 9975060), (60, 8146299), (63, 7758380), (70, 6982542), (84, 5818785), (90, 5430866), (98, 4987530), (105, 4655028), (126, 3879190), (140, 3491271), (147, 3325020), (151, 3236940), (180, 2715433), (196, 2493765), (210, 2327514), (245, 1995012), (252, 1939595), (294, 1662510), (302, 1618470), (315, 1551676), (367, 1331820), (420, 1163757), (441, 1108340), (453, 1078980), (490, 997506), (588, 831255), (604, 809235), (630, 775838), (734, 665910), (735, 665004), (755, 647388), (882, 554170), (906, 539490), (980, 498753), (1057, 462420), (1101, 443940), (1260, 387919), (1359, 359660), (1468, 332955), (1470, 332502), (1510, 323694), (1764, 277085), (1812, 269745), (1835, 266364), (2114, 231210), (2202, 221970), (2205, 221668), (2265, 215796), (2569, 190260), (2718, 179830), (2940, 166251), (3020, 161847), (3171, 154140), (3303, 147980), (3670, 133182), (4228, 115605), (4404, 110985), (4410, 110834), (4530, 107898), (5138, 95130), (5285, 92484), (5436, 89915), (5505, 88788), (6342, 77070), (6606, 73990), (6795, 71932), (7340, 66591), (7399, 66060), (7707, 63420), (8820, 55417), (9060, 53949), (9513, 51380), (10276, 47565), (10570, 46242), (11010, 44394), (12684, 38535), (12845, 38052), (13212, 36995), (13590, 35966), (14798, 33030), (15414, 31710), (15855, 30828), (16515, 29596), (17983, 27180), (19026, 25690), (21140, 23121), (22020, 22197)]