77139720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4373}}^1$

素因数の和:4404

約数の個数: 144

約数和(自身を含む): 291702060

約数和(自身を除く): 214562340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4373, 4410, 5880, 8746, 8820, 13119, 17492, 17640, 21865, 26238, 30611, 34984, 39357, 43730, 52476, 61222, 65595, 78714, 87460, 91833, 104952, 122444, 131190, 153055, 157428, 174920, 183666, 196785, 214277, 244888, 262380, 275499, 306110, 314856, 367332, 393570, 428554, 459165, 524760, 550998, 612220, 642831, 734664, 787140, 857108, 918330, 1071385, 1101996, 1224440, 1285662, 1377495, 1574280, 1714216, 1836660, 1928493, 2142770, 2203992, 2571324, 2754990, 3214155, 3673320, 3856986, 4285540, 5142648, 5509980, 6428310, 7713972, 8571080, 9642465, 11019960, 12856620, 15427944, 19284930, 25713240, 38569860, 77139720]

約数ペア:

[(1, 77139720), (2, 38569860), (3, 25713240), (4, 19284930), (5, 15427944), (6, 12856620), (7, 11019960), (8, 9642465), (9, 8571080), (10, 7713972), (12, 6428310), (14, 5509980), (15, 5142648), (18, 4285540), (20, 3856986), (21, 3673320), (24, 3214155), (28, 2754990), (30, 2571324), (35, 2203992), (36, 2142770), (40, 1928493), (42, 1836660), (45, 1714216), (49, 1574280), (56, 1377495), (60, 1285662), (63, 1224440), (70, 1101996), (72, 1071385), (84, 918330), (90, 857108), (98, 787140), (105, 734664), (120, 642831), (126, 612220), (140, 550998), (147, 524760), (168, 459165), (180, 428554), (196, 393570), (210, 367332), (245, 314856), (252, 306110), (280, 275499), (294, 262380), (315, 244888), (360, 214277), (392, 196785), (420, 183666), (441, 174920), (490, 157428), (504, 153055), (588, 131190), (630, 122444), (735, 104952), (840, 91833), (882, 87460), (980, 78714), (1176, 65595), (1260, 61222), (1470, 52476), (1764, 43730), (1960, 39357), (2205, 34984), (2520, 30611), (2940, 26238), (3528, 21865), (4373, 17640), (4410, 17492), (5880, 13119), (8746, 8820)]