212301440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 256

約数和(自身を含む): 616896000

約数和(自身を除く): 404594560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 64, 65, 68, 76, 79, 80, 85, 95, 104, 128, 130, 136, 152, 158, 160, 170, 190, 208, 221, 247, 260, 272, 304, 316, 320, 323, 340, 380, 395, 416, 442, 494, 520, 544, 608, 632, 640, 646, 680, 760, 790, 832, 884, 988, 1027, 1040, 1088, 1105, 1216, 1235, 1264, 1292, 1343, 1360, 1501, 1520, 1580, 1615, 1664, 1768, 1976, 2054, 2080, 2176, 2210, 2432, 2470, 2528, 2584, 2686, 2720, 3002, 3040, 3160, 3230, 3536, 3952, 4108, 4160, 4199, 4420, 4940, 5056, 5135, 5168, 5372, 5440, 6004, 6080, 6320, 6460, 6715, 7072, 7505, 7904, 8216, 8320, 8398, 8840, 9880, 10112, 10270, 10336, 10744, 10880, 12008, 12160, 12640, 12920, 13430, 14144, 15010, 15808, 16432, 16796, 17459, 17680, 19513, 19760, 20540, 20672, 20995, 21488, 24016, 25280, 25517, 25840, 26860, 28288, 30020, 31616, 32864, 33592, 34918, 35360, 39026, 39520, 41080, 41344, 41990, 42976, 48032, 50560, 51034, 51680, 53720, 60040, 65728, 67184, 69836, 70720, 78052, 79040, 82160, 83980, 85952, 87295, 96064, 97565, 102068, 103360, 107440, 120080, 127585, 131456, 134368, 139672, 141440, 156104, 158080, 164320, 167960, 171904, 174590, 192128, 195130, 204136, 206720, 214880, 240160, 255170, 268736, 279344, 312208, 328640, 331721, 335920, 349180, 390260, 408272, 429760, 480320, 510340, 537472, 558688, 624416, 657280, 663442, 671840, 698360, 780520, 816544, 859520, 960640, 1020680, 1117376, 1248832, 1326884, 1343680, 1396720, 1561040, 1633088, 1658605, 2041360, 2234752, 2497664, 2653768, 2687360, 2793440, 3122080, 3266176, 3317210, 4082720, 5307536, 5586880, 6244160, 6634420, 8165440, 10615072, 11173760, 12488320, 13268840, 16330880, 21230144, 26537680, 42460288, 53075360, 106150720, 212301440]

約数ペア:

[(1, 212301440), (2, 106150720), (4, 53075360), (5, 42460288), (8, 26537680), (10, 21230144), (13, 16330880), (16, 13268840), (17, 12488320), (19, 11173760), (20, 10615072), (26, 8165440), (32, 6634420), (34, 6244160), (38, 5586880), (40, 5307536), (52, 4082720), (64, 3317210), (65, 3266176), (68, 3122080), (76, 2793440), (79, 2687360), (80, 2653768), (85, 2497664), (95, 2234752), (104, 2041360), (128, 1658605), (130, 1633088), (136, 1561040), (152, 1396720), (158, 1343680), (160, 1326884), (170, 1248832), (190, 1117376), (208, 1020680), (221, 960640), (247, 859520), (260, 816544), (272, 780520), (304, 698360), (316, 671840), (320, 663442), (323, 657280), (340, 624416), (380, 558688), (395, 537472), (416, 510340), (442, 480320), (494, 429760), (520, 408272), (544, 390260), (608, 349180), (632, 335920), (640, 331721), (646, 328640), (680, 312208), (760, 279344), (790, 268736), (832, 255170), (884, 240160), (988, 214880), (1027, 206720), (1040, 204136), (1088, 195130), (1105, 192128), (1216, 174590), (1235, 171904), (1264, 167960), (1292, 164320), (1343, 158080), (1360, 156104), (1501, 141440), (1520, 139672), (1580, 134368), (1615, 131456), (1664, 127585), (1768, 120080), (1976, 107440), (2054, 103360), (2080, 102068), (2176, 97565), (2210, 96064), (2432, 87295), (2470, 85952), (2528, 83980), (2584, 82160), (2686, 79040), (2720, 78052), (3002, 70720), (3040, 69836), (3160, 67184), (3230, 65728), (3536, 60040), (3952, 53720), (4108, 51680), (4160, 51034), (4199, 50560), (4420, 48032), (4940, 42976), (5056, 41990), (5135, 41344), (5168, 41080), (5372, 39520), (5440, 39026), (6004, 35360), (6080, 34918), (6320, 33592), (6460, 32864), (6715, 31616), (7072, 30020), (7505, 28288), (7904, 26860), (8216, 25840), (8320, 25517), (8398, 25280), (8840, 24016), (9880, 21488), (10112, 20995), (10270, 20672), (10336, 20540), (10744, 19760), (10880, 19513), (12008, 17680), (12160, 17459), (12640, 16796), (12920, 16432), (13430, 15808), (14144, 15010)]