1381128960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21157}}^1$

素因数の和:21198

約数の個数: 144

約数和(自身を含む): 4670670816

約数和(自身を除く): 3289541856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3840, 4080, 4352, 5440, 6528, 8160, 10880, 13056, 16320, 21157, 21760, 32640, 42314, 63471, 65280, 84628, 105785, 126942, 169256, 211570, 253884, 317355, 338512, 359669, 423140, 507768, 634710, 677024, 719338, 846280, 1015536, 1079007, 1269420, 1354048, 1438676, 1692560, 1798345, 2031072, 2158014, 2538840, 2708096, 2877352, 3385120, 3596690, 4062144, 4316028, 5077680, 5395035, 5416192, 5754704, 6770240, 7193380, 8124288, 8632056, 10155360, 10790070, 11509408, 13540480, 14386760, 16248576, 17264112, 20310720, 21580140, 23018816, 27080960, 28773520, 34528224, 40621440, 43160280, 46037632, 57547040, 69056448, 81242880, 86320560, 92075264, 115094080, 138112896, 172641120, 230188160, 276225792, 345282240, 460376320, 690564480, 1381128960]

約数ペア:

[(1, 1381128960), (2, 690564480), (3, 460376320), (4, 345282240), (5, 276225792), (6, 230188160), (8, 172641120), (10, 138112896), (12, 115094080), (15, 92075264), (16, 86320560), (17, 81242880), (20, 69056448), (24, 57547040), (30, 46037632), (32, 43160280), (34, 40621440), (40, 34528224), (48, 28773520), (51, 27080960), (60, 23018816), (64, 21580140), (68, 20310720), (80, 17264112), (85, 16248576), (96, 14386760), (102, 13540480), (120, 11509408), (128, 10790070), (136, 10155360), (160, 8632056), (170, 8124288), (192, 7193380), (204, 6770240), (240, 5754704), (255, 5416192), (256, 5395035), (272, 5077680), (320, 4316028), (340, 4062144), (384, 3596690), (408, 3385120), (480, 2877352), (510, 2708096), (544, 2538840), (640, 2158014), (680, 2031072), (768, 1798345), (816, 1692560), (960, 1438676), (1020, 1354048), (1088, 1269420), (1280, 1079007), (1360, 1015536), (1632, 846280), (1920, 719338), (2040, 677024), (2176, 634710), (2720, 507768), (3264, 423140), (3840, 359669), (4080, 338512), (4352, 317355), (5440, 253884), (6528, 211570), (8160, 169256), (10880, 126942), (13056, 105785), (16320, 84628), (21157, 65280), (21760, 63471), (32640, 42314)]