78279840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54361}}^1$

素因数の和:54382

約数の個数: 72

約数和(自身を含む): 267134868

約数和(自身を除く): 188855028

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 54361, 108722, 163083, 217444, 271805, 326166, 434888, 489249, 543610, 652332, 815415, 869776, 978498, 1087220, 1304664, 1630830, 1739552, 1956996, 2174440, 2446245, 2609328, 3261660, 3913992, 4348880, 4892490, 5218656, 6523320, 7827984, 8697760, 9784980, 13046640, 15655968, 19569960, 26093280, 39139920, 78279840]

約数ペア:

[(1, 78279840), (2, 39139920), (3, 26093280), (4, 19569960), (5, 15655968), (6, 13046640), (8, 9784980), (9, 8697760), (10, 7827984), (12, 6523320), (15, 5218656), (16, 4892490), (18, 4348880), (20, 3913992), (24, 3261660), (30, 2609328), (32, 2446245), (36, 2174440), (40, 1956996), (45, 1739552), (48, 1630830), (60, 1304664), (72, 1087220), (80, 978498), (90, 869776), (96, 815415), (120, 652332), (144, 543610), (160, 489249), (180, 434888), (240, 326166), (288, 271805), (360, 217444), (480, 163083), (720, 108722), (1440, 54361)]