81953520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:903

約数の個数: 160

約数和(自身を含む): 284981760

約数和(自身を除く): 203028240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 110, 111, 120, 132, 148, 165, 176, 185, 220, 222, 240, 264, 296, 330, 370, 407, 440, 444, 528, 555, 592, 660, 740, 814, 839, 880, 888, 1110, 1221, 1320, 1480, 1628, 1678, 1776, 2035, 2220, 2442, 2517, 2640, 2960, 3256, 3356, 4070, 4195, 4440, 4884, 5034, 6105, 6512, 6712, 8140, 8390, 8880, 9229, 9768, 10068, 12210, 12585, 13424, 16280, 16780, 18458, 19536, 20136, 24420, 25170, 27687, 31043, 32560, 33560, 36916, 40272, 46145, 48840, 50340, 55374, 62086, 67120, 73832, 92290, 93129, 97680, 100680, 110748, 124172, 138435, 147664, 155215, 184580, 186258, 201360, 221496, 248344, 276870, 310430, 341473, 369160, 372516, 442992, 465645, 496688, 553740, 620860, 682946, 738320, 745032, 931290, 1024419, 1107480, 1241720, 1365892, 1490064, 1707365, 1862580, 2048838, 2214960, 2483440, 2731784, 3414730, 3725160, 4097676, 5122095, 5463568, 6829460, 7450320, 8195352, 10244190, 13658920, 16390704, 20488380, 27317840, 40976760, 81953520]

約数ペア:

[(1, 81953520), (2, 40976760), (3, 27317840), (4, 20488380), (5, 16390704), (6, 13658920), (8, 10244190), (10, 8195352), (11, 7450320), (12, 6829460), (15, 5463568), (16, 5122095), (20, 4097676), (22, 3725160), (24, 3414730), (30, 2731784), (33, 2483440), (37, 2214960), (40, 2048838), (44, 1862580), (48, 1707365), (55, 1490064), (60, 1365892), (66, 1241720), (74, 1107480), (80, 1024419), (88, 931290), (110, 745032), (111, 738320), (120, 682946), (132, 620860), (148, 553740), (165, 496688), (176, 465645), (185, 442992), (220, 372516), (222, 369160), (240, 341473), (264, 310430), (296, 276870), (330, 248344), (370, 221496), (407, 201360), (440, 186258), (444, 184580), (528, 155215), (555, 147664), (592, 138435), (660, 124172), (740, 110748), (814, 100680), (839, 97680), (880, 93129), (888, 92290), (1110, 73832), (1221, 67120), (1320, 62086), (1480, 55374), (1628, 50340), (1678, 48840), (1776, 46145), (2035, 40272), (2220, 36916), (2442, 33560), (2517, 32560), (2640, 31043), (2960, 27687), (3256, 25170), (3356, 24420), (4070, 20136), (4195, 19536), (4440, 18458), (4884, 16780), (5034, 16280), (6105, 13424), (6512, 12585), (6712, 12210), (8140, 10068), (8390, 9768), (8880, 9229)]