1664125920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67979}}^1$

素因数の和:68017

約数の個数: 144

約数和(自身を含む): 6012966960

約数和(自身を除く): 4348841040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 12240, 24480, 67979, 135958, 203937, 271916, 339895, 407874, 543832, 611811, 679790, 815748, 1019685, 1087664, 1155643, 1223622, 1359580, 1631496, 2039370, 2175328, 2311286, 2447244, 2719160, 3059055, 3262992, 3466929, 4078740, 4622572, 4894488, 5438320, 5778215, 6118110, 6525984, 6933858, 8157480, 9245144, 9788976, 10400787, 10876640, 11556430, 12236220, 13867716, 16314960, 17334645, 18490288, 19577952, 20801574, 23112860, 24472440, 27735432, 32629920, 34669290, 36980576, 41603148, 46225720, 48944880, 52003935, 55470864, 69338580, 83206296, 92451440, 97889760, 104007870, 110941728, 138677160, 166412592, 184902880, 208015740, 277354320, 332825184, 416031480, 554708640, 832062960, 1664125920]

約数ペア:

[(1, 1664125920), (2, 832062960), (3, 554708640), (4, 416031480), (5, 332825184), (6, 277354320), (8, 208015740), (9, 184902880), (10, 166412592), (12, 138677160), (15, 110941728), (16, 104007870), (17, 97889760), (18, 92451440), (20, 83206296), (24, 69338580), (30, 55470864), (32, 52003935), (34, 48944880), (36, 46225720), (40, 41603148), (45, 36980576), (48, 34669290), (51, 32629920), (60, 27735432), (68, 24472440), (72, 23112860), (80, 20801574), (85, 19577952), (90, 18490288), (96, 17334645), (102, 16314960), (120, 13867716), (136, 12236220), (144, 11556430), (153, 10876640), (160, 10400787), (170, 9788976), (180, 9245144), (204, 8157480), (240, 6933858), (255, 6525984), (272, 6118110), (288, 5778215), (306, 5438320), (340, 4894488), (360, 4622572), (408, 4078740), (480, 3466929), (510, 3262992), (544, 3059055), (612, 2719160), (680, 2447244), (720, 2311286), (765, 2175328), (816, 2039370), (1020, 1631496), (1224, 1359580), (1360, 1223622), (1440, 1155643), (1530, 1087664), (1632, 1019685), (2040, 815748), (2448, 679790), (2720, 611811), (3060, 543832), (4080, 407874), (4896, 339895), (6120, 271916), (8160, 203937), (12240, 135958), (24480, 67979)]