748105540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{4517}}^1$

素因数の和:4566

約数の個数: 108

約数和(自身を含む): 1979344836

約数和(自身を除く): 1231239296

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 169, 182, 196, 245, 260, 338, 364, 455, 490, 637, 676, 845, 910, 980, 1183, 1274, 1690, 1820, 2366, 2548, 3185, 3380, 4517, 4732, 5915, 6370, 8281, 9034, 11830, 12740, 16562, 18068, 22585, 23660, 31619, 33124, 41405, 45170, 58721, 63238, 82810, 90340, 117442, 126476, 158095, 165620, 221333, 234884, 293605, 316190, 411047, 442666, 587210, 632380, 763373, 822094, 885332, 1106665, 1174420, 1526746, 1644188, 2055235, 2213330, 2877329, 3053492, 3816865, 4110470, 4426660, 5343611, 5754658, 7633730, 8220940, 10687222, 11509316, 14386645, 15267460, 21374444, 26718055, 28773290, 37405277, 53436110, 57546580, 74810554, 106872220, 149621108, 187026385, 374052770, 748105540]

約数ペア:

[(1, 748105540), (2, 374052770), (4, 187026385), (5, 149621108), (7, 106872220), (10, 74810554), (13, 57546580), (14, 53436110), (20, 37405277), (26, 28773290), (28, 26718055), (35, 21374444), (49, 15267460), (52, 14386645), (65, 11509316), (70, 10687222), (91, 8220940), (98, 7633730), (130, 5754658), (140, 5343611), (169, 4426660), (182, 4110470), (196, 3816865), (245, 3053492), (260, 2877329), (338, 2213330), (364, 2055235), (455, 1644188), (490, 1526746), (637, 1174420), (676, 1106665), (845, 885332), (910, 822094), (980, 763373), (1183, 632380), (1274, 587210), (1690, 442666), (1820, 411047), (2366, 316190), (2548, 293605), (3185, 234884), (3380, 221333), (4517, 165620), (4732, 158095), (5915, 126476), (6370, 117442), (8281, 90340), (9034, 82810), (11830, 63238), (12740, 58721), (16562, 45170), (18068, 41405), (22585, 33124), (23660, 31619)]