311737140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:420

約数の個数: 288

約数和(自身を含む): 1151162880

約数和(自身を除く): 839425740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 90, 99, 108, 110, 117, 121, 130, 132, 135, 143, 156, 165, 180, 195, 198, 220, 234, 242, 260, 270, 286, 297, 330, 351, 363, 367, 390, 396, 429, 468, 484, 495, 540, 572, 585, 594, 605, 660, 702, 715, 726, 734, 780, 858, 990, 1089, 1101, 1170, 1188, 1210, 1287, 1404, 1430, 1452, 1468, 1485, 1573, 1716, 1755, 1815, 1835, 1980, 2145, 2178, 2202, 2340, 2420, 2574, 2860, 2970, 3146, 3267, 3303, 3510, 3630, 3670, 3861, 4037, 4290, 4356, 4404, 4719, 4771, 5148, 5445, 5505, 5940, 6292, 6435, 6534, 6606, 7020, 7260, 7340, 7722, 7865, 8074, 8580, 9438, 9542, 9909, 10890, 11010, 12111, 12870, 13068, 13212, 14157, 14313, 15444, 15730, 16148, 16335, 16515, 18876, 19084, 19305, 19818, 20185, 21780, 22020, 23595, 23855, 24222, 25740, 28314, 28626, 31460, 32670, 33030, 36333, 38610, 39636, 40370, 42471, 42939, 44407, 47190, 47710, 48444, 49545, 52481, 56628, 57252, 60555, 65340, 66060, 70785, 71565, 72666, 77220, 80740, 84942, 85878, 88814, 94380, 95420, 99090, 104962, 108999, 121110, 128817, 133221, 141570, 143130, 145332, 157443, 169884, 171756, 177628, 181665, 198180, 209924, 212355, 214695, 217998, 222035, 242220, 257634, 262405, 266442, 283140, 286260, 314886, 363330, 399663, 424710, 429390, 435996, 444070, 472329, 515268, 524810, 532884, 544995, 577291, 629772, 644085, 666105, 726660, 787215, 799326, 849420, 858780, 888140, 944658, 1049620, 1089990, 1154582, 1198989, 1288170, 1332210, 1416987, 1574430, 1598652, 1731873, 1889316, 1998315, 2179980, 2309164, 2361645, 2397978, 2576340, 2664420, 2833974, 2886455, 3148860, 3463746, 3996630, 4723290, 4795956, 5195619, 5667948, 5772910, 5994945, 6927492, 7084935, 7993260, 8659365, 9446580, 10391238, 11545820, 11989890, 14169870, 15586857, 17318730, 20782476, 23979780, 25978095, 28339740, 31173714, 34637460, 51956190, 62347428, 77934285, 103912380, 155868570, 311737140]

約数ペア:

[(1, 311737140), (2, 155868570), (3, 103912380), (4, 77934285), (5, 62347428), (6, 51956190), (9, 34637460), (10, 31173714), (11, 28339740), (12, 25978095), (13, 23979780), (15, 20782476), (18, 17318730), (20, 15586857), (22, 14169870), (26, 11989890), (27, 11545820), (30, 10391238), (33, 9446580), (36, 8659365), (39, 7993260), (44, 7084935), (45, 6927492), (52, 5994945), (54, 5772910), (55, 5667948), (60, 5195619), (65, 4795956), (66, 4723290), (78, 3996630), (90, 3463746), (99, 3148860), (108, 2886455), (110, 2833974), (117, 2664420), (121, 2576340), (130, 2397978), (132, 2361645), (135, 2309164), (143, 2179980), (156, 1998315), (165, 1889316), (180, 1731873), (195, 1598652), (198, 1574430), (220, 1416987), (234, 1332210), (242, 1288170), (260, 1198989), (270, 1154582), (286, 1089990), (297, 1049620), (330, 944658), (351, 888140), (363, 858780), (367, 849420), (390, 799326), (396, 787215), (429, 726660), (468, 666105), (484, 644085), (495, 629772), (540, 577291), (572, 544995), (585, 532884), (594, 524810), (605, 515268), (660, 472329), (702, 444070), (715, 435996), (726, 429390), (734, 424710), (780, 399663), (858, 363330), (990, 314886), (1089, 286260), (1101, 283140), (1170, 266442), (1188, 262405), (1210, 257634), (1287, 242220), (1404, 222035), (1430, 217998), (1452, 214695), (1468, 212355), (1485, 209924), (1573, 198180), (1716, 181665), (1755, 177628), (1815, 171756), (1835, 169884), (1980, 157443), (2145, 145332), (2178, 143130), (2202, 141570), (2340, 133221), (2420, 128817), (2574, 121110), (2860, 108999), (2970, 104962), (3146, 99090), (3267, 95420), (3303, 94380), (3510, 88814), (3630, 85878), (3670, 84942), (3861, 80740), (4037, 77220), (4290, 72666), (4356, 71565), (4404, 70785), (4719, 66060), (4771, 65340), (5148, 60555), (5445, 57252), (5505, 56628), (5940, 52481), (6292, 49545), (6435, 48444), (6534, 47710), (6606, 47190), (7020, 44407), (7260, 42939), (7340, 42471), (7722, 40370), (7865, 39636), (8074, 38610), (8580, 36333), (9438, 33030), (9542, 32670), (9909, 31460), (10890, 28626), (11010, 28314), (12111, 25740), (12870, 24222), (13068, 23855), (13212, 23595), (14157, 22020), (14313, 21780), (15444, 20185), (15730, 19818), (16148, 19305), (16335, 19084), (16515, 18876)]