81981950040

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{8434357}}^1$

素因数の和:8434383

約数の個数: 96

約数和(自身を含む): 276309568080

約数和(自身を除く): 194327618040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 8434357, 16868714, 25303071, 33737428, 42171785, 50606142, 67474856, 75909213, 84343570, 101212284, 126515355, 151818426, 168687140, 202424568, 227727639, 253030710, 303636852, 337374280, 379546065, 455455278, 506061420, 607273704, 683182917, 759092130, 910910556, 1012122840, 1138638195, 1366365834, 1518184260, 1821821112, 2049548751, 2277276390, 2732731668, 3036368520, 3415914585, 4099097502, 4554552780, 5465463336, 6831829170, 8198195004, 9109105560, 10247743755, 13663658340, 16396390008, 20495487510, 27327316680, 40990975020, 81981950040]

約数ペア:

[(1, 81981950040), (2, 40990975020), (3, 27327316680), (4, 20495487510), (5, 16396390008), (6, 13663658340), (8, 10247743755), (9, 9109105560), (10, 8198195004), (12, 6831829170), (15, 5465463336), (18, 4554552780), (20, 4099097502), (24, 3415914585), (27, 3036368520), (30, 2732731668), (36, 2277276390), (40, 2049548751), (45, 1821821112), (54, 1518184260), (60, 1366365834), (72, 1138638195), (81, 1012122840), (90, 910910556), (108, 759092130), (120, 683182917), (135, 607273704), (162, 506061420), (180, 455455278), (216, 379546065), (243, 337374280), (270, 303636852), (324, 253030710), (360, 227727639), (405, 202424568), (486, 168687140), (540, 151818426), (648, 126515355), (810, 101212284), (972, 84343570), (1080, 75909213), (1215, 67474856), (1620, 50606142), (1944, 42171785), (2430, 33737428), (3240, 25303071), (4860, 16868714), (9720, 8434357)]