280373940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{613}}^1$

素因数の和:660

約数の個数: 288

約数和(自身を含む): 1097537280

約数和(自身を除く): 817163340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 121, 126, 132, 135, 140, 154, 165, 180, 189, 198, 210, 220, 231, 242, 252, 270, 297, 308, 315, 330, 363, 378, 385, 396, 420, 462, 484, 495, 540, 594, 605, 613, 630, 660, 693, 726, 756, 770, 847, 924, 945, 990, 1089, 1155, 1188, 1210, 1226, 1260, 1386, 1452, 1485, 1540, 1694, 1815, 1839, 1890, 1980, 2079, 2178, 2310, 2420, 2452, 2541, 2772, 2970, 3065, 3267, 3388, 3465, 3630, 3678, 3780, 4158, 4235, 4291, 4356, 4620, 5082, 5445, 5517, 5940, 6130, 6534, 6743, 6930, 7260, 7356, 7623, 8316, 8470, 8582, 9195, 10164, 10395, 10890, 11034, 12260, 12705, 12873, 13068, 13486, 13860, 15246, 16335, 16551, 16940, 17164, 18390, 20229, 20790, 21455, 21780, 22068, 22869, 25410, 25746, 26972, 27585, 30492, 32670, 33102, 33715, 36780, 38115, 38619, 40458, 41580, 42910, 45738, 47201, 50820, 51492, 55170, 60687, 64365, 65340, 66204, 67430, 74173, 76230, 77238, 80916, 82755, 85820, 91476, 94402, 101145, 110340, 114345, 115857, 121374, 128730, 134860, 141603, 148346, 152460, 154476, 165510, 182061, 188804, 193095, 202290, 222519, 228690, 231714, 236005, 242748, 257460, 283206, 296692, 303435, 331020, 364122, 370865, 386190, 404580, 424809, 445038, 457380, 463428, 472010, 519211, 566412, 579285, 606870, 667557, 708015, 728244, 741730, 772380, 849618, 890076, 910305, 944020, 1038422, 1112595, 1158570, 1213740, 1274427, 1335114, 1416030, 1483460, 1557633, 1699236, 1820610, 2002671, 2076844, 2124045, 2225190, 2317140, 2548854, 2596055, 2670228, 2832060, 3115266, 3337785, 3641220, 4005342, 4248090, 4450380, 4672899, 5097708, 5192110, 6230532, 6372135, 6675570, 7788165, 8010684, 8496180, 9345798, 10013355, 10384220, 12744270, 13351140, 14018697, 15576330, 18691596, 20026710, 23364495, 25488540, 28037394, 31152660, 40053420, 46728990, 56074788, 70093485, 93457980, 140186970, 280373940]

約数ペア:

[(1, 280373940), (2, 140186970), (3, 93457980), (4, 70093485), (5, 56074788), (6, 46728990), (7, 40053420), (9, 31152660), (10, 28037394), (11, 25488540), (12, 23364495), (14, 20026710), (15, 18691596), (18, 15576330), (20, 14018697), (21, 13351140), (22, 12744270), (27, 10384220), (28, 10013355), (30, 9345798), (33, 8496180), (35, 8010684), (36, 7788165), (42, 6675570), (44, 6372135), (45, 6230532), (54, 5192110), (55, 5097708), (60, 4672899), (63, 4450380), (66, 4248090), (70, 4005342), (77, 3641220), (84, 3337785), (90, 3115266), (99, 2832060), (105, 2670228), (108, 2596055), (110, 2548854), (121, 2317140), (126, 2225190), (132, 2124045), (135, 2076844), (140, 2002671), (154, 1820610), (165, 1699236), (180, 1557633), (189, 1483460), (198, 1416030), (210, 1335114), (220, 1274427), (231, 1213740), (242, 1158570), (252, 1112595), (270, 1038422), (297, 944020), (308, 910305), (315, 890076), (330, 849618), (363, 772380), (378, 741730), (385, 728244), (396, 708015), (420, 667557), (462, 606870), (484, 579285), (495, 566412), (540, 519211), (594, 472010), (605, 463428), (613, 457380), (630, 445038), (660, 424809), (693, 404580), (726, 386190), (756, 370865), (770, 364122), (847, 331020), (924, 303435), (945, 296692), (990, 283206), (1089, 257460), (1155, 242748), (1188, 236005), (1210, 231714), (1226, 228690), (1260, 222519), (1386, 202290), (1452, 193095), (1485, 188804), (1540, 182061), (1694, 165510), (1815, 154476), (1839, 152460), (1890, 148346), (1980, 141603), (2079, 134860), (2178, 128730), (2310, 121374), (2420, 115857), (2452, 114345), (2541, 110340), (2772, 101145), (2970, 94402), (3065, 91476), (3267, 85820), (3388, 82755), (3465, 80916), (3630, 77238), (3678, 76230), (3780, 74173), (4158, 67430), (4235, 66204), (4291, 65340), (4356, 64365), (4620, 60687), (5082, 55170), (5445, 51492), (5517, 50820), (5940, 47201), (6130, 45738), (6534, 42910), (6743, 41580), (6930, 40458), (7260, 38619), (7356, 38115), (7623, 36780), (8316, 33715), (8470, 33102), (8582, 32670), (9195, 30492), (10164, 27585), (10395, 26972), (10890, 25746), (11034, 25410), (12260, 22869), (12705, 22068), (12873, 21780), (13068, 21455), (13486, 20790), (13860, 20229), (15246, 18390), (16335, 17164), (16551, 16940)]