72943920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 240

約数和(自身を含む): 287606592

約数和(自身を除く): 214662672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 112, 120, 123, 126, 140, 144, 164, 168, 180, 205, 210, 240, 246, 252, 280, 287, 315, 328, 336, 353, 360, 369, 410, 420, 492, 504, 560, 574, 615, 630, 656, 706, 720, 738, 820, 840, 861, 984, 1008, 1059, 1148, 1230, 1260, 1412, 1435, 1476, 1640, 1680, 1722, 1765, 1845, 1968, 2118, 2296, 2460, 2471, 2520, 2583, 2824, 2870, 2952, 3177, 3280, 3444, 3530, 3690, 4236, 4305, 4592, 4920, 4942, 5040, 5166, 5295, 5648, 5740, 5904, 6354, 6888, 7060, 7380, 7413, 8472, 8610, 9840, 9884, 10332, 10590, 11480, 12355, 12708, 12915, 13776, 14120, 14473, 14760, 14826, 15885, 16944, 17220, 19768, 20664, 21180, 22239, 22960, 24710, 25416, 25830, 28240, 28946, 29520, 29652, 31770, 34440, 37065, 39536, 41328, 42360, 43419, 44478, 49420, 50832, 51660, 57892, 59304, 63540, 68880, 72365, 74130, 84720, 86838, 88956, 98840, 101311, 103320, 111195, 115784, 118608, 127080, 130257, 144730, 148260, 173676, 177912, 197680, 202622, 206640, 217095, 222390, 231568, 254160, 260514, 289460, 296520, 303933, 347352, 355824, 405244, 434190, 444780, 506555, 521028, 578920, 593040, 607866, 651285, 694704, 810488, 868380, 889560, 911799, 1013110, 1042056, 1157840, 1215732, 1302570, 1519665, 1620976, 1736760, 1779120, 1823598, 2026220, 2084112, 2431464, 2605140, 3039330, 3473520, 3647196, 4052440, 4558995, 4862928, 5210280, 6078660, 7294392, 8104880, 9117990, 10420560, 12157320, 14588784, 18235980, 24314640, 36471960, 72943920]

約数ペア:

[(1, 72943920), (2, 36471960), (3, 24314640), (4, 18235980), (5, 14588784), (6, 12157320), (7, 10420560), (8, 9117990), (9, 8104880), (10, 7294392), (12, 6078660), (14, 5210280), (15, 4862928), (16, 4558995), (18, 4052440), (20, 3647196), (21, 3473520), (24, 3039330), (28, 2605140), (30, 2431464), (35, 2084112), (36, 2026220), (40, 1823598), (41, 1779120), (42, 1736760), (45, 1620976), (48, 1519665), (56, 1302570), (60, 1215732), (63, 1157840), (70, 1042056), (72, 1013110), (80, 911799), (82, 889560), (84, 868380), (90, 810488), (105, 694704), (112, 651285), (120, 607866), (123, 593040), (126, 578920), (140, 521028), (144, 506555), (164, 444780), (168, 434190), (180, 405244), (205, 355824), (210, 347352), (240, 303933), (246, 296520), (252, 289460), (280, 260514), (287, 254160), (315, 231568), (328, 222390), (336, 217095), (353, 206640), (360, 202622), (369, 197680), (410, 177912), (420, 173676), (492, 148260), (504, 144730), (560, 130257), (574, 127080), (615, 118608), (630, 115784), (656, 111195), (706, 103320), (720, 101311), (738, 98840), (820, 88956), (840, 86838), (861, 84720), (984, 74130), (1008, 72365), (1059, 68880), (1148, 63540), (1230, 59304), (1260, 57892), (1412, 51660), (1435, 50832), (1476, 49420), (1640, 44478), (1680, 43419), (1722, 42360), (1765, 41328), (1845, 39536), (1968, 37065), (2118, 34440), (2296, 31770), (2460, 29652), (2471, 29520), (2520, 28946), (2583, 28240), (2824, 25830), (2870, 25416), (2952, 24710), (3177, 22960), (3280, 22239), (3444, 21180), (3530, 20664), (3690, 19768), (4236, 17220), (4305, 16944), (4592, 15885), (4920, 14826), (4942, 14760), (5040, 14473), (5166, 14120), (5295, 13776), (5648, 12915), (5740, 12708), (5904, 12355), (6354, 11480), (6888, 10590), (7060, 10332), (7380, 9884), (7413, 9840), (8472, 8610)]