81598320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1021}}^1$

素因数の和:1080

約数の個数: 160

約数和(自身を含む): 288939840

約数和(自身を除く): 207341520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1021, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2042, 2160, 2220, 2664, 2960, 3063, 3330, 3996, 4084, 4440, 4995, 5105, 5328, 6126, 6660, 7992, 8168, 8880, 9189, 9990, 10210, 12252, 13320, 15315, 15984, 16336, 18378, 19980, 20420, 24504, 26640, 27567, 30630, 36756, 37777, 39960, 40840, 45945, 49008, 55134, 61260, 73512, 75554, 79920, 81680, 91890, 110268, 113331, 122520, 137835, 147024, 151108, 183780, 188885, 220536, 226662, 245040, 275670, 302216, 339993, 367560, 377770, 441072, 453324, 551340, 566655, 604432, 679986, 735120, 755540, 906648, 1019979, 1102680, 1133310, 1359972, 1511080, 1699965, 1813296, 2039958, 2205360, 2266620, 2719944, 3022160, 3399930, 4079916, 4533240, 5099895, 5439888, 6799860, 8159832, 9066480, 10199790, 13599720, 16319664, 20399580, 27199440, 40799160, 81598320]

約数ペア:

[(1, 81598320), (2, 40799160), (3, 27199440), (4, 20399580), (5, 16319664), (6, 13599720), (8, 10199790), (9, 9066480), (10, 8159832), (12, 6799860), (15, 5439888), (16, 5099895), (18, 4533240), (20, 4079916), (24, 3399930), (27, 3022160), (30, 2719944), (36, 2266620), (37, 2205360), (40, 2039958), (45, 1813296), (48, 1699965), (54, 1511080), (60, 1359972), (72, 1133310), (74, 1102680), (80, 1019979), (90, 906648), (108, 755540), (111, 735120), (120, 679986), (135, 604432), (144, 566655), (148, 551340), (180, 453324), (185, 441072), (216, 377770), (222, 367560), (240, 339993), (270, 302216), (296, 275670), (333, 245040), (360, 226662), (370, 220536), (432, 188885), (444, 183780), (540, 151108), (555, 147024), (592, 137835), (666, 122520), (720, 113331), (740, 110268), (888, 91890), (999, 81680), (1021, 79920), (1080, 75554), (1110, 73512), (1332, 61260), (1480, 55134), (1665, 49008), (1776, 45945), (1998, 40840), (2042, 39960), (2160, 37777), (2220, 36756), (2664, 30630), (2960, 27567), (3063, 26640), (3330, 24504), (3996, 20420), (4084, 19980), (4440, 18378), (4995, 16336), (5105, 15984), (5328, 15315), (6126, 13320), (6660, 12252), (7992, 10210), (8168, 9990), (8880, 9189)]