397459320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 256

約数和(自身を含む): 1354890240

約数和(自身を除く): 957430920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 43, 46, 51, 60, 68, 69, 85, 86, 92, 102, 115, 120, 129, 136, 138, 170, 172, 184, 197, 204, 215, 230, 255, 258, 276, 340, 344, 345, 391, 394, 408, 430, 460, 510, 516, 552, 591, 645, 680, 690, 731, 782, 788, 860, 920, 985, 989, 1020, 1032, 1173, 1182, 1290, 1380, 1462, 1564, 1576, 1720, 1955, 1970, 1978, 2040, 2193, 2346, 2364, 2580, 2760, 2924, 2955, 2967, 3128, 3349, 3655, 3910, 3940, 3956, 4386, 4531, 4692, 4728, 4945, 5160, 5848, 5865, 5910, 5934, 6698, 7310, 7820, 7880, 7912, 8471, 8772, 9062, 9384, 9890, 10047, 10965, 11730, 11820, 11868, 13396, 13593, 14620, 14835, 15640, 16745, 16813, 16942, 17544, 18124, 19780, 20094, 21930, 22655, 23460, 23640, 23736, 25413, 26792, 27186, 29240, 29670, 33490, 33626, 33884, 36248, 39560, 40188, 42355, 43860, 45310, 46920, 50235, 50439, 50826, 54372, 59340, 66980, 67252, 67768, 67965, 77027, 80376, 84065, 84710, 87720, 90620, 100470, 100878, 101652, 108744, 118680, 127065, 133960, 134504, 135930, 144007, 154054, 168130, 169420, 181240, 194833, 200940, 201756, 203304, 231081, 252195, 254130, 271860, 288014, 308108, 336260, 338840, 385135, 389666, 401880, 403512, 432021, 462162, 504390, 508260, 543720, 576028, 584499, 616216, 672520, 720035, 770270, 779332, 864042, 924324, 974165, 1008780, 1016520, 1152056, 1155405, 1168998, 1440070, 1540540, 1558664, 1728084, 1848648, 1948330, 2017560, 2160105, 2310810, 2337996, 2880140, 2922495, 3081080, 3312161, 3456168, 3896660, 4320210, 4621620, 4675992, 5760280, 5844990, 6624322, 7793320, 8640420, 9243240, 9936483, 11689980, 13248644, 16560805, 17280840, 19872966, 23379960, 26497288, 33121610, 39745932, 49682415, 66243220, 79491864, 99364830, 132486440, 198729660, 397459320]

約数ペア:

[(1, 397459320), (2, 198729660), (3, 132486440), (4, 99364830), (5, 79491864), (6, 66243220), (8, 49682415), (10, 39745932), (12, 33121610), (15, 26497288), (17, 23379960), (20, 19872966), (23, 17280840), (24, 16560805), (30, 13248644), (34, 11689980), (40, 9936483), (43, 9243240), (46, 8640420), (51, 7793320), (60, 6624322), (68, 5844990), (69, 5760280), (85, 4675992), (86, 4621620), (92, 4320210), (102, 3896660), (115, 3456168), (120, 3312161), (129, 3081080), (136, 2922495), (138, 2880140), (170, 2337996), (172, 2310810), (184, 2160105), (197, 2017560), (204, 1948330), (215, 1848648), (230, 1728084), (255, 1558664), (258, 1540540), (276, 1440070), (340, 1168998), (344, 1155405), (345, 1152056), (391, 1016520), (394, 1008780), (408, 974165), (430, 924324), (460, 864042), (510, 779332), (516, 770270), (552, 720035), (591, 672520), (645, 616216), (680, 584499), (690, 576028), (731, 543720), (782, 508260), (788, 504390), (860, 462162), (920, 432021), (985, 403512), (989, 401880), (1020, 389666), (1032, 385135), (1173, 338840), (1182, 336260), (1290, 308108), (1380, 288014), (1462, 271860), (1564, 254130), (1576, 252195), (1720, 231081), (1955, 203304), (1970, 201756), (1978, 200940), (2040, 194833), (2193, 181240), (2346, 169420), (2364, 168130), (2580, 154054), (2760, 144007), (2924, 135930), (2955, 134504), (2967, 133960), (3128, 127065), (3349, 118680), (3655, 108744), (3910, 101652), (3940, 100878), (3956, 100470), (4386, 90620), (4531, 87720), (4692, 84710), (4728, 84065), (4945, 80376), (5160, 77027), (5848, 67965), (5865, 67768), (5910, 67252), (5934, 66980), (6698, 59340), (7310, 54372), (7820, 50826), (7880, 50439), (7912, 50235), (8471, 46920), (8772, 45310), (9062, 43860), (9384, 42355), (9890, 40188), (10047, 39560), (10965, 36248), (11730, 33884), (11820, 33626), (11868, 33490), (13396, 29670), (13593, 29240), (14620, 27186), (14835, 26792), (15640, 25413), (16745, 23736), (16813, 23640), (16942, 23460), (17544, 22655), (18124, 21930), (19780, 20094)]