1291885320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:428

約数の個数: 256

約数和(自身を含む): 4415938560

約数和(自身を除く): 3124053240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 131, 132, 155, 165, 186, 220, 241, 248, 262, 264, 310, 330, 341, 372, 393, 440, 465, 482, 524, 620, 655, 660, 682, 723, 744, 786, 930, 964, 1023, 1048, 1205, 1240, 1310, 1320, 1364, 1441, 1446, 1572, 1705, 1860, 1928, 1965, 2046, 2410, 2620, 2651, 2728, 2882, 2892, 3144, 3410, 3615, 3720, 3930, 4061, 4092, 4323, 4820, 5115, 5240, 5302, 5764, 5784, 6820, 7205, 7230, 7471, 7860, 7953, 8122, 8184, 8646, 9640, 10230, 10604, 11528, 12183, 13255, 13640, 14410, 14460, 14942, 15720, 15906, 16244, 17292, 20305, 20460, 21208, 21615, 22413, 24366, 26510, 28820, 28920, 29884, 31571, 31812, 32488, 34584, 37355, 39765, 40610, 40920, 43230, 44671, 44826, 48732, 53020, 57640, 59768, 60915, 63142, 63624, 74710, 79530, 81220, 82181, 86460, 89342, 89652, 94713, 97464, 106040, 112065, 121830, 126284, 134013, 149420, 157855, 159060, 162440, 164362, 172920, 178684, 179304, 189426, 223355, 224130, 243660, 246543, 252568, 268026, 298840, 315710, 318120, 328724, 347281, 357368, 378852, 410905, 446710, 448260, 473565, 487320, 493086, 536052, 631420, 657448, 670065, 694562, 757704, 821810, 893420, 896520, 947130, 978701, 986172, 1041843, 1072104, 1232715, 1262840, 1340130, 1389124, 1643620, 1736405, 1786840, 1894260, 1957402, 1972344, 2083686, 2465430, 2680260, 2778248, 2936103, 3287240, 3472810, 3788520, 3914804, 4167372, 4893505, 4930860, 5209215, 5360520, 5872206, 6945620, 7829608, 8334744, 9787010, 9861720, 10418430, 10765711, 11744412, 13891240, 14680515, 19574020, 20836860, 21531422, 23488824, 29361030, 32297133, 39148040, 41673720, 43062844, 53828555, 58722060, 64594266, 86125688, 107657110, 117444120, 129188532, 161485665, 215314220, 258377064, 322971330, 430628440, 645942660, 1291885320]

約数ペア:

[(1, 1291885320), (2, 645942660), (3, 430628440), (4, 322971330), (5, 258377064), (6, 215314220), (8, 161485665), (10, 129188532), (11, 117444120), (12, 107657110), (15, 86125688), (20, 64594266), (22, 58722060), (24, 53828555), (30, 43062844), (31, 41673720), (33, 39148040), (40, 32297133), (44, 29361030), (55, 23488824), (60, 21531422), (62, 20836860), (66, 19574020), (88, 14680515), (93, 13891240), (110, 11744412), (120, 10765711), (124, 10418430), (131, 9861720), (132, 9787010), (155, 8334744), (165, 7829608), (186, 6945620), (220, 5872206), (241, 5360520), (248, 5209215), (262, 4930860), (264, 4893505), (310, 4167372), (330, 3914804), (341, 3788520), (372, 3472810), (393, 3287240), (440, 2936103), (465, 2778248), (482, 2680260), (524, 2465430), (620, 2083686), (655, 1972344), (660, 1957402), (682, 1894260), (723, 1786840), (744, 1736405), (786, 1643620), (930, 1389124), (964, 1340130), (1023, 1262840), (1048, 1232715), (1205, 1072104), (1240, 1041843), (1310, 986172), (1320, 978701), (1364, 947130), (1441, 896520), (1446, 893420), (1572, 821810), (1705, 757704), (1860, 694562), (1928, 670065), (1965, 657448), (2046, 631420), (2410, 536052), (2620, 493086), (2651, 487320), (2728, 473565), (2882, 448260), (2892, 446710), (3144, 410905), (3410, 378852), (3615, 357368), (3720, 347281), (3930, 328724), (4061, 318120), (4092, 315710), (4323, 298840), (4820, 268026), (5115, 252568), (5240, 246543), (5302, 243660), (5764, 224130), (5784, 223355), (6820, 189426), (7205, 179304), (7230, 178684), (7471, 172920), (7860, 164362), (7953, 162440), (8122, 159060), (8184, 157855), (8646, 149420), (9640, 134013), (10230, 126284), (10604, 121830), (11528, 112065), (12183, 106040), (13255, 97464), (13640, 94713), (14410, 89652), (14460, 89342), (14942, 86460), (15720, 82181), (15906, 81220), (16244, 79530), (17292, 74710), (20305, 63624), (20460, 63142), (21208, 60915), (21615, 59768), (22413, 57640), (24366, 53020), (26510, 48732), (28820, 44826), (28920, 44671), (29884, 43230), (31571, 40920), (31812, 40610), (32488, 39765), (34584, 37355)]