161778540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 288

約数和(自身を含む): 602187264

約数和(自身を除く): 440408724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 97, 105, 110, 114, 132, 133, 140, 154, 165, 190, 194, 209, 210, 220, 228, 231, 266, 285, 291, 308, 330, 361, 380, 385, 388, 399, 418, 420, 462, 485, 532, 570, 582, 627, 660, 665, 679, 722, 770, 798, 836, 924, 970, 1045, 1067, 1083, 1140, 1155, 1164, 1254, 1330, 1358, 1444, 1455, 1463, 1540, 1596, 1805, 1843, 1940, 1995, 2037, 2090, 2134, 2166, 2310, 2508, 2527, 2660, 2716, 2910, 2926, 3135, 3201, 3395, 3610, 3686, 3971, 3990, 4074, 4180, 4268, 4332, 4389, 4620, 5054, 5335, 5415, 5529, 5820, 5852, 6270, 6402, 6790, 7220, 7315, 7372, 7469, 7581, 7942, 7980, 8148, 8778, 9215, 10108, 10185, 10670, 10830, 11058, 11913, 12540, 12635, 12804, 12901, 13580, 14630, 14938, 15162, 15884, 16005, 17556, 18430, 19855, 20273, 20370, 21340, 21660, 21945, 22116, 22407, 23826, 25270, 25802, 27645, 27797, 29260, 29876, 30324, 32010, 35017, 36860, 37345, 37905, 38703, 39710, 40546, 40740, 43890, 44814, 47652, 50540, 51604, 55290, 55594, 59565, 60819, 64020, 64505, 70034, 74690, 75810, 77406, 79420, 81092, 83391, 87780, 89628, 101365, 105051, 110580, 111188, 112035, 119130, 121638, 129010, 138985, 140068, 141911, 149380, 151620, 154812, 166782, 175085, 193515, 202730, 210102, 224070, 238260, 243276, 245119, 258020, 277970, 283822, 304095, 333564, 350170, 385187, 387030, 405460, 416955, 420204, 425733, 448140, 490238, 525255, 555940, 567644, 608190, 700340, 709555, 735357, 770374, 774060, 833910, 851466, 980476, 1050510, 1155561, 1216380, 1225595, 1419110, 1470714, 1540748, 1667820, 1702932, 1925935, 2101020, 2128665, 2311122, 2451190, 2696309, 2838220, 2941428, 3676785, 3851870, 4257330, 4622244, 4902380, 5392618, 5777805, 7353570, 7703740, 8088927, 8514660, 10785236, 11555610, 13481545, 14707140, 16177854, 23111220, 26963090, 32355708, 40444635, 53926180, 80889270, 161778540]

約数ペア:

[(1, 161778540), (2, 80889270), (3, 53926180), (4, 40444635), (5, 32355708), (6, 26963090), (7, 23111220), (10, 16177854), (11, 14707140), (12, 13481545), (14, 11555610), (15, 10785236), (19, 8514660), (20, 8088927), (21, 7703740), (22, 7353570), (28, 5777805), (30, 5392618), (33, 4902380), (35, 4622244), (38, 4257330), (42, 3851870), (44, 3676785), (55, 2941428), (57, 2838220), (60, 2696309), (66, 2451190), (70, 2311122), (76, 2128665), (77, 2101020), (84, 1925935), (95, 1702932), (97, 1667820), (105, 1540748), (110, 1470714), (114, 1419110), (132, 1225595), (133, 1216380), (140, 1155561), (154, 1050510), (165, 980476), (190, 851466), (194, 833910), (209, 774060), (210, 770374), (220, 735357), (228, 709555), (231, 700340), (266, 608190), (285, 567644), (291, 555940), (308, 525255), (330, 490238), (361, 448140), (380, 425733), (385, 420204), (388, 416955), (399, 405460), (418, 387030), (420, 385187), (462, 350170), (485, 333564), (532, 304095), (570, 283822), (582, 277970), (627, 258020), (660, 245119), (665, 243276), (679, 238260), (722, 224070), (770, 210102), (798, 202730), (836, 193515), (924, 175085), (970, 166782), (1045, 154812), (1067, 151620), (1083, 149380), (1140, 141911), (1155, 140068), (1164, 138985), (1254, 129010), (1330, 121638), (1358, 119130), (1444, 112035), (1455, 111188), (1463, 110580), (1540, 105051), (1596, 101365), (1805, 89628), (1843, 87780), (1940, 83391), (1995, 81092), (2037, 79420), (2090, 77406), (2134, 75810), (2166, 74690), (2310, 70034), (2508, 64505), (2527, 64020), (2660, 60819), (2716, 59565), (2910, 55594), (2926, 55290), (3135, 51604), (3201, 50540), (3395, 47652), (3610, 44814), (3686, 43890), (3971, 40740), (3990, 40546), (4074, 39710), (4180, 38703), (4268, 37905), (4332, 37345), (4389, 36860), (4620, 35017), (5054, 32010), (5335, 30324), (5415, 29876), (5529, 29260), (5820, 27797), (5852, 27645), (6270, 25802), (6402, 25270), (6790, 23826), (7220, 22407), (7315, 22116), (7372, 21945), (7469, 21660), (7581, 21340), (7942, 20370), (7980, 20273), (8148, 19855), (8778, 18430), (9215, 17556), (10108, 16005), (10185, 15884), (10670, 15162), (10830, 14938), (11058, 14630), (11913, 13580), (12540, 12901), (12635, 12804)]