128768880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:923

約数の個数: 160

約数和(自身を含む): 434597184

約数和(自身を除く): 305828304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 37, 40, 48, 51, 60, 68, 74, 80, 85, 102, 111, 120, 136, 148, 170, 185, 204, 222, 240, 255, 272, 296, 340, 370, 408, 444, 510, 555, 592, 629, 680, 740, 816, 853, 888, 1020, 1110, 1258, 1360, 1480, 1706, 1776, 1887, 2040, 2220, 2516, 2559, 2960, 3145, 3412, 3774, 4080, 4265, 4440, 5032, 5118, 6290, 6824, 7548, 8530, 8880, 9435, 10064, 10236, 12580, 12795, 13648, 14501, 15096, 17060, 18870, 20472, 25160, 25590, 29002, 30192, 31561, 34120, 37740, 40944, 43503, 50320, 51180, 58004, 63122, 68240, 72505, 75480, 87006, 94683, 102360, 116008, 126244, 145010, 150960, 157805, 174012, 189366, 204720, 217515, 232016, 252488, 290020, 315610, 348024, 378732, 435030, 473415, 504976, 536537, 580040, 631220, 696048, 757464, 870060, 946830, 1073074, 1160080, 1262440, 1514928, 1609611, 1740120, 1893660, 2146148, 2524880, 2682685, 3219222, 3480240, 3787320, 4292296, 5365370, 6438444, 7574640, 8048055, 8584592, 10730740, 12876888, 16096110, 21461480, 25753776, 32192220, 42922960, 64384440, 128768880]

約数ペア:

[(1, 128768880), (2, 64384440), (3, 42922960), (4, 32192220), (5, 25753776), (6, 21461480), (8, 16096110), (10, 12876888), (12, 10730740), (15, 8584592), (16, 8048055), (17, 7574640), (20, 6438444), (24, 5365370), (30, 4292296), (34, 3787320), (37, 3480240), (40, 3219222), (48, 2682685), (51, 2524880), (60, 2146148), (68, 1893660), (74, 1740120), (80, 1609611), (85, 1514928), (102, 1262440), (111, 1160080), (120, 1073074), (136, 946830), (148, 870060), (170, 757464), (185, 696048), (204, 631220), (222, 580040), (240, 536537), (255, 504976), (272, 473415), (296, 435030), (340, 378732), (370, 348024), (408, 315610), (444, 290020), (510, 252488), (555, 232016), (592, 217515), (629, 204720), (680, 189366), (740, 174012), (816, 157805), (853, 150960), (888, 145010), (1020, 126244), (1110, 116008), (1258, 102360), (1360, 94683), (1480, 87006), (1706, 75480), (1776, 72505), (1887, 68240), (2040, 63122), (2220, 58004), (2516, 51180), (2559, 50320), (2960, 43503), (3145, 40944), (3412, 37740), (3774, 34120), (4080, 31561), (4265, 30192), (4440, 29002), (5032, 25590), (5118, 25160), (6290, 20472), (6824, 18870), (7548, 17060), (8530, 15096), (8880, 14501), (9435, 13648), (10064, 12795), (10236, 12580)]