172836160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 224

約数和(自身を含む): 514990080

約数和(自身を除く): 342153920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 131, 133, 140, 152, 155, 160, 190, 217, 224, 248, 262, 266, 280, 304, 310, 320, 380, 434, 448, 496, 524, 532, 560, 589, 608, 620, 655, 665, 760, 868, 917, 992, 1048, 1064, 1085, 1120, 1178, 1216, 1240, 1310, 1330, 1520, 1736, 1834, 1984, 2096, 2128, 2170, 2240, 2356, 2480, 2489, 2620, 2660, 2945, 3040, 3472, 3668, 4061, 4123, 4192, 4256, 4340, 4585, 4712, 4960, 4978, 5240, 5320, 5890, 6080, 6944, 7336, 8122, 8246, 8384, 8512, 8680, 9170, 9424, 9920, 9956, 10480, 10640, 11780, 12445, 13888, 14672, 16244, 16492, 17360, 17423, 18340, 18848, 19912, 20305, 20615, 20960, 21280, 23560, 24890, 28427, 29344, 32488, 32984, 34720, 34846, 36680, 37696, 39824, 40610, 41230, 41920, 42560, 47120, 49780, 56854, 58688, 64976, 65968, 69440, 69692, 73360, 77159, 79648, 81220, 82460, 87115, 94240, 99560, 113708, 129952, 131936, 139384, 142135, 146720, 154318, 159296, 162440, 164920, 174230, 188480, 199120, 227416, 259904, 263872, 278768, 284270, 293440, 308636, 324880, 329840, 348460, 385795, 398240, 454832, 540113, 557536, 568540, 617272, 649760, 659680, 696920, 771590, 796480, 909664, 1080226, 1115072, 1137080, 1234544, 1299520, 1319360, 1393840, 1543180, 1819328, 2160452, 2274160, 2469088, 2700565, 2787680, 3086360, 4320904, 4548320, 4938176, 5401130, 5575360, 6172720, 8641808, 9096640, 10802260, 12345440, 17283616, 21604520, 24690880, 34567232, 43209040, 86418080, 172836160]

約数ペア:

[(1, 172836160), (2, 86418080), (4, 43209040), (5, 34567232), (7, 24690880), (8, 21604520), (10, 17283616), (14, 12345440), (16, 10802260), (19, 9096640), (20, 8641808), (28, 6172720), (31, 5575360), (32, 5401130), (35, 4938176), (38, 4548320), (40, 4320904), (56, 3086360), (62, 2787680), (64, 2700565), (70, 2469088), (76, 2274160), (80, 2160452), (95, 1819328), (112, 1543180), (124, 1393840), (131, 1319360), (133, 1299520), (140, 1234544), (152, 1137080), (155, 1115072), (160, 1080226), (190, 909664), (217, 796480), (224, 771590), (248, 696920), (262, 659680), (266, 649760), (280, 617272), (304, 568540), (310, 557536), (320, 540113), (380, 454832), (434, 398240), (448, 385795), (496, 348460), (524, 329840), (532, 324880), (560, 308636), (589, 293440), (608, 284270), (620, 278768), (655, 263872), (665, 259904), (760, 227416), (868, 199120), (917, 188480), (992, 174230), (1048, 164920), (1064, 162440), (1085, 159296), (1120, 154318), (1178, 146720), (1216, 142135), (1240, 139384), (1310, 131936), (1330, 129952), (1520, 113708), (1736, 99560), (1834, 94240), (1984, 87115), (2096, 82460), (2128, 81220), (2170, 79648), (2240, 77159), (2356, 73360), (2480, 69692), (2489, 69440), (2620, 65968), (2660, 64976), (2945, 58688), (3040, 56854), (3472, 49780), (3668, 47120), (4061, 42560), (4123, 41920), (4192, 41230), (4256, 40610), (4340, 39824), (4585, 37696), (4712, 36680), (4960, 34846), (4978, 34720), (5240, 32984), (5320, 32488), (5890, 29344), (6080, 28427), (6944, 24890), (7336, 23560), (8122, 21280), (8246, 20960), (8384, 20615), (8512, 20305), (8680, 19912), (9170, 18848), (9424, 18340), (9920, 17423), (9956, 17360), (10480, 16492), (10640, 16244), (11780, 14672), (12445, 13888)]