728082120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:488

約数の個数: 256

約数和(自身を含む): 2475878400

約数和(自身を除く): 1747796280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 31, 34, 40, 51, 58, 60, 62, 68, 85, 87, 93, 102, 116, 120, 124, 136, 145, 155, 170, 174, 186, 204, 232, 248, 255, 290, 310, 340, 348, 372, 397, 408, 435, 465, 493, 510, 527, 580, 620, 680, 696, 744, 794, 870, 899, 930, 986, 1020, 1054, 1160, 1191, 1240, 1479, 1581, 1588, 1740, 1798, 1860, 1972, 1985, 2040, 2108, 2382, 2465, 2635, 2697, 2958, 3162, 3176, 3480, 3596, 3720, 3944, 3970, 4216, 4495, 4764, 4930, 5270, 5394, 5916, 5955, 6324, 6749, 7192, 7395, 7905, 7940, 8990, 9528, 9860, 10540, 10788, 11513, 11832, 11910, 12307, 12648, 13485, 13498, 14790, 15283, 15810, 15880, 17980, 19720, 20247, 21080, 21576, 23026, 23820, 24614, 26970, 26996, 29580, 30566, 31620, 33745, 34539, 35960, 36921, 40494, 45849, 46052, 47640, 49228, 53940, 53992, 57565, 59160, 61132, 61535, 63240, 67490, 69078, 73842, 76415, 80988, 91698, 92104, 98456, 101235, 107880, 115130, 122264, 123070, 134980, 138156, 147684, 152830, 161976, 172695, 183396, 184605, 195721, 202470, 209219, 229245, 230260, 246140, 269960, 276312, 295368, 305660, 345390, 356903, 366792, 369210, 391442, 404940, 418438, 458490, 460520, 492280, 587163, 611320, 627657, 690780, 713806, 738420, 782884, 809880, 836876, 916980, 978605, 1046095, 1070709, 1174326, 1255314, 1381560, 1427612, 1476840, 1565768, 1673752, 1784515, 1833960, 1957210, 2092190, 2141418, 2348652, 2510628, 2855224, 2935815, 3138285, 3569030, 3914420, 4184380, 4282836, 4697304, 5021256, 5353545, 5871630, 6067351, 6276570, 7138060, 7828840, 8368760, 8565672, 10707090, 11743260, 12134702, 12553140, 14276120, 18202053, 21414180, 23486520, 24269404, 25106280, 30336755, 36404106, 42828360, 48538808, 60673510, 72808212, 91010265, 121347020, 145616424, 182020530, 242694040, 364041060, 728082120]

約数ペア:

[(1, 728082120), (2, 364041060), (3, 242694040), (4, 182020530), (5, 145616424), (6, 121347020), (8, 91010265), (10, 72808212), (12, 60673510), (15, 48538808), (17, 42828360), (20, 36404106), (24, 30336755), (29, 25106280), (30, 24269404), (31, 23486520), (34, 21414180), (40, 18202053), (51, 14276120), (58, 12553140), (60, 12134702), (62, 11743260), (68, 10707090), (85, 8565672), (87, 8368760), (93, 7828840), (102, 7138060), (116, 6276570), (120, 6067351), (124, 5871630), (136, 5353545), (145, 5021256), (155, 4697304), (170, 4282836), (174, 4184380), (186, 3914420), (204, 3569030), (232, 3138285), (248, 2935815), (255, 2855224), (290, 2510628), (310, 2348652), (340, 2141418), (348, 2092190), (372, 1957210), (397, 1833960), (408, 1784515), (435, 1673752), (465, 1565768), (493, 1476840), (510, 1427612), (527, 1381560), (580, 1255314), (620, 1174326), (680, 1070709), (696, 1046095), (744, 978605), (794, 916980), (870, 836876), (899, 809880), (930, 782884), (986, 738420), (1020, 713806), (1054, 690780), (1160, 627657), (1191, 611320), (1240, 587163), (1479, 492280), (1581, 460520), (1588, 458490), (1740, 418438), (1798, 404940), (1860, 391442), (1972, 369210), (1985, 366792), (2040, 356903), (2108, 345390), (2382, 305660), (2465, 295368), (2635, 276312), (2697, 269960), (2958, 246140), (3162, 230260), (3176, 229245), (3480, 209219), (3596, 202470), (3720, 195721), (3944, 184605), (3970, 183396), (4216, 172695), (4495, 161976), (4764, 152830), (4930, 147684), (5270, 138156), (5394, 134980), (5916, 123070), (5955, 122264), (6324, 115130), (6749, 107880), (7192, 101235), (7395, 98456), (7905, 92104), (7940, 91698), (8990, 80988), (9528, 76415), (9860, 73842), (10540, 69078), (10788, 67490), (11513, 63240), (11832, 61535), (11910, 61132), (12307, 59160), (12648, 57565), (13485, 53992), (13498, 53940), (14790, 49228), (15283, 47640), (15810, 46052), (15880, 45849), (17980, 40494), (19720, 36921), (20247, 35960), (21080, 34539), (21576, 33745), (23026, 31620), (23820, 30566), (24614, 29580), (26970, 26996)]