128458080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2411}}^1$

素因数の和:2469

約数の個数: 144

約数和(自身を含む): 450397584

約数和(自身を除く): 321939504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1332, 1440, 1480, 1665, 1776, 2220, 2411, 2664, 2960, 3330, 3552, 4440, 4822, 5328, 5920, 6660, 7233, 8880, 9644, 10656, 12055, 13320, 14466, 17760, 19288, 21699, 24110, 26640, 28932, 36165, 38576, 43398, 48220, 53280, 57864, 72330, 77152, 86796, 89207, 96440, 108495, 115728, 144660, 173592, 178414, 192880, 216990, 231456, 267621, 289320, 347184, 356828, 385760, 433980, 446035, 535242, 578640, 694368, 713656, 802863, 867960, 892070, 1070484, 1157280, 1338105, 1427312, 1605726, 1735920, 1784140, 2140968, 2676210, 2854624, 3211452, 3471840, 3568280, 4014315, 4281936, 5352420, 6422904, 7136560, 8028630, 8563872, 10704840, 12845808, 14273120, 16057260, 21409680, 25691616, 32114520, 42819360, 64229040, 128458080]

約数ペア:

[(1, 128458080), (2, 64229040), (3, 42819360), (4, 32114520), (5, 25691616), (6, 21409680), (8, 16057260), (9, 14273120), (10, 12845808), (12, 10704840), (15, 8563872), (16, 8028630), (18, 7136560), (20, 6422904), (24, 5352420), (30, 4281936), (32, 4014315), (36, 3568280), (37, 3471840), (40, 3211452), (45, 2854624), (48, 2676210), (60, 2140968), (72, 1784140), (74, 1735920), (80, 1605726), (90, 1427312), (96, 1338105), (111, 1157280), (120, 1070484), (144, 892070), (148, 867960), (160, 802863), (180, 713656), (185, 694368), (222, 578640), (240, 535242), (288, 446035), (296, 433980), (333, 385760), (360, 356828), (370, 347184), (444, 289320), (480, 267621), (555, 231456), (592, 216990), (666, 192880), (720, 178414), (740, 173592), (888, 144660), (1110, 115728), (1184, 108495), (1332, 96440), (1440, 89207), (1480, 86796), (1665, 77152), (1776, 72330), (2220, 57864), (2411, 53280), (2664, 48220), (2960, 43398), (3330, 38576), (3552, 36165), (4440, 28932), (4822, 26640), (5328, 24110), (5920, 21699), (6660, 19288), (7233, 17760), (8880, 14466), (9644, 13320), (10656, 12055)]