20837890320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{48049}}^1$

素因数の和:48217

約数の個数: 160

約数和(自身を含む): 70068432000

約数和(自身を除く): 49230541680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 139, 156, 195, 208, 240, 260, 278, 312, 390, 417, 520, 556, 624, 695, 780, 834, 1040, 1112, 1390, 1560, 1668, 1807, 2085, 2224, 2780, 3120, 3336, 3614, 4170, 5421, 5560, 6672, 7228, 8340, 9035, 10842, 11120, 14456, 16680, 18070, 21684, 27105, 28912, 33360, 36140, 43368, 48049, 54210, 72280, 86736, 96098, 108420, 144147, 144560, 192196, 216840, 240245, 288294, 384392, 433680, 480490, 576588, 624637, 720735, 768784, 960980, 1153176, 1249274, 1441470, 1873911, 1921960, 2306352, 2498548, 2882940, 3123185, 3747822, 3843920, 4997096, 5765880, 6246370, 6678811, 7495644, 9369555, 9994192, 11531760, 12492740, 13357622, 14991288, 18739110, 20036433, 24985480, 26715244, 29982576, 33394055, 37478220, 40072866, 49970960, 53430488, 66788110, 74956440, 80145732, 86824543, 100182165, 106860976, 133576220, 149912880, 160291464, 173649086, 200364330, 260473629, 267152440, 320582928, 347298172, 400728660, 434122715, 520947258, 534304880, 694596344, 801457320, 868245430, 1041894516, 1302368145, 1389192688, 1602914640, 1736490860, 2083789032, 2604736290, 3472981720, 4167578064, 5209472580, 6945963440, 10418945160, 20837890320]

約数ペア:

[(1, 20837890320), (2, 10418945160), (3, 6945963440), (4, 5209472580), (5, 4167578064), (6, 3472981720), (8, 2604736290), (10, 2083789032), (12, 1736490860), (13, 1602914640), (15, 1389192688), (16, 1302368145), (20, 1041894516), (24, 868245430), (26, 801457320), (30, 694596344), (39, 534304880), (40, 520947258), (48, 434122715), (52, 400728660), (60, 347298172), (65, 320582928), (78, 267152440), (80, 260473629), (104, 200364330), (120, 173649086), (130, 160291464), (139, 149912880), (156, 133576220), (195, 106860976), (208, 100182165), (240, 86824543), (260, 80145732), (278, 74956440), (312, 66788110), (390, 53430488), (417, 49970960), (520, 40072866), (556, 37478220), (624, 33394055), (695, 29982576), (780, 26715244), (834, 24985480), (1040, 20036433), (1112, 18739110), (1390, 14991288), (1560, 13357622), (1668, 12492740), (1807, 11531760), (2085, 9994192), (2224, 9369555), (2780, 7495644), (3120, 6678811), (3336, 6246370), (3614, 5765880), (4170, 4997096), (5421, 3843920), (5560, 3747822), (6672, 3123185), (7228, 2882940), (8340, 2498548), (9035, 2306352), (10842, 1921960), (11120, 1873911), (14456, 1441470), (16680, 1249274), (18070, 1153176), (21684, 960980), (27105, 768784), (28912, 720735), (33360, 624637), (36140, 576588), (43368, 480490), (48049, 433680), (54210, 384392), (72280, 288294), (86736, 240245), (96098, 216840), (108420, 192196), (144147, 144560)]