394416720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:522

約数の個数: 240

約数和(自身を含む): 1403910144

約数和(自身を除く): 1009493424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 41, 45, 48, 60, 62, 72, 80, 82, 90, 93, 120, 123, 124, 144, 155, 164, 180, 186, 205, 240, 246, 248, 279, 310, 328, 360, 369, 372, 410, 431, 465, 492, 496, 558, 615, 620, 656, 720, 738, 744, 820, 862, 930, 984, 1116, 1230, 1240, 1271, 1293, 1395, 1476, 1488, 1640, 1724, 1845, 1860, 1968, 2155, 2232, 2460, 2480, 2542, 2586, 2790, 2952, 3280, 3448, 3690, 3720, 3813, 3879, 4310, 4464, 4920, 5084, 5172, 5580, 5904, 6355, 6465, 6896, 7380, 7440, 7626, 7758, 8620, 9840, 10168, 10344, 11160, 11439, 12710, 12930, 13361, 14760, 15252, 15516, 17240, 17671, 19065, 19395, 20336, 20688, 22320, 22878, 25420, 25860, 26722, 29520, 30504, 31032, 34480, 35342, 38130, 38790, 40083, 45756, 50840, 51720, 53013, 53444, 57195, 61008, 62064, 66805, 70684, 76260, 77580, 80166, 88355, 91512, 101680, 103440, 106026, 106888, 114390, 120249, 133610, 141368, 152520, 155160, 159039, 160332, 176710, 183024, 200415, 212052, 213776, 228780, 240498, 265065, 267220, 282736, 305040, 310320, 318078, 320664, 353420, 400830, 424104, 457560, 480996, 530130, 534440, 547801, 601245, 636156, 641328, 706840, 795195, 801660, 848208, 915120, 961992, 1060260, 1068880, 1095602, 1202490, 1272312, 1413680, 1590390, 1603320, 1643403, 1923984, 2120520, 2191204, 2404980, 2544624, 2739005, 3180780, 3206640, 3286806, 4241040, 4382408, 4809960, 4930209, 5478010, 6361560, 6573612, 8217015, 8764816, 9619920, 9860418, 10956020, 12723120, 13147224, 16434030, 19720836, 21912040, 24651045, 26294448, 32868060, 39441672, 43824080, 49302090, 65736120, 78883344, 98604180, 131472240, 197208360, 394416720]

約数ペア:

[(1, 394416720), (2, 197208360), (3, 131472240), (4, 98604180), (5, 78883344), (6, 65736120), (8, 49302090), (9, 43824080), (10, 39441672), (12, 32868060), (15, 26294448), (16, 24651045), (18, 21912040), (20, 19720836), (24, 16434030), (30, 13147224), (31, 12723120), (36, 10956020), (40, 9860418), (41, 9619920), (45, 8764816), (48, 8217015), (60, 6573612), (62, 6361560), (72, 5478010), (80, 4930209), (82, 4809960), (90, 4382408), (93, 4241040), (120, 3286806), (123, 3206640), (124, 3180780), (144, 2739005), (155, 2544624), (164, 2404980), (180, 2191204), (186, 2120520), (205, 1923984), (240, 1643403), (246, 1603320), (248, 1590390), (279, 1413680), (310, 1272312), (328, 1202490), (360, 1095602), (369, 1068880), (372, 1060260), (410, 961992), (431, 915120), (465, 848208), (492, 801660), (496, 795195), (558, 706840), (615, 641328), (620, 636156), (656, 601245), (720, 547801), (738, 534440), (744, 530130), (820, 480996), (862, 457560), (930, 424104), (984, 400830), (1116, 353420), (1230, 320664), (1240, 318078), (1271, 310320), (1293, 305040), (1395, 282736), (1476, 267220), (1488, 265065), (1640, 240498), (1724, 228780), (1845, 213776), (1860, 212052), (1968, 200415), (2155, 183024), (2232, 176710), (2460, 160332), (2480, 159039), (2542, 155160), (2586, 152520), (2790, 141368), (2952, 133610), (3280, 120249), (3448, 114390), (3690, 106888), (3720, 106026), (3813, 103440), (3879, 101680), (4310, 91512), (4464, 88355), (4920, 80166), (5084, 77580), (5172, 76260), (5580, 70684), (5904, 66805), (6355, 62064), (6465, 61008), (6896, 57195), (7380, 53444), (7440, 53013), (7626, 51720), (7758, 50840), (8620, 45756), (9840, 40083), (10168, 38790), (10344, 38130), (11160, 35342), (11439, 34480), (12710, 31032), (12930, 30504), (13361, 29520), (14760, 26722), (15252, 25860), (15516, 25420), (17240, 22878), (17671, 22320), (19065, 20688), (19395, 20336)]