2081454080

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 5283532800

約数和(自身を除く): 3202078720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 83, 124, 128, 155, 158, 160, 166, 248, 256, 310, 316, 320, 332, 395, 415, 496, 512, 620, 632, 640, 664, 790, 830, 992, 1024, 1240, 1264, 1280, 1328, 1580, 1660, 1984, 2048, 2449, 2480, 2528, 2560, 2573, 2656, 3160, 3320, 3968, 4898, 4960, 5056, 5120, 5146, 5312, 6320, 6557, 6640, 7936, 9796, 9920, 10112, 10240, 10292, 10624, 12245, 12640, 12865, 13114, 13280, 15872, 19592, 19840, 20224, 20584, 21248, 24490, 25280, 25730, 26228, 26560, 31744, 32785, 39184, 39680, 40448, 41168, 42496, 48980, 50560, 51460, 52456, 53120, 63488, 65570, 78368, 79360, 80896, 82336, 84992, 97960, 101120, 102920, 104912, 106240, 131140, 156736, 158720, 161792, 164672, 169984, 195920, 202240, 203267, 205840, 209824, 212480, 262280, 313472, 317440, 329344, 391840, 404480, 406534, 411680, 419648, 424960, 524560, 626944, 658688, 783680, 808960, 813068, 823360, 839296, 849920, 1016335, 1049120, 1253888, 1317376, 1567360, 1626136, 1646720, 1678592, 2032670, 2098240, 2507776, 2634752, 3134720, 3252272, 3293440, 3357184, 4065340, 4196480, 5015552, 5269504, 6269440, 6504544, 6586880, 6714368, 8130680, 8392960, 12538880, 13009088, 13173760, 13428736, 16261360, 16785920, 25077760, 26018176, 26347520, 32522720, 33571840, 52036352, 65045440, 67143680, 104072704, 130090880, 208145408, 260181760, 416290816, 520363520, 1040727040, 2081454080]

約数ペア:

[(1, 2081454080), (2, 1040727040), (4, 520363520), (5, 416290816), (8, 260181760), (10, 208145408), (16, 130090880), (20, 104072704), (31, 67143680), (32, 65045440), (40, 52036352), (62, 33571840), (64, 32522720), (79, 26347520), (80, 26018176), (83, 25077760), (124, 16785920), (128, 16261360), (155, 13428736), (158, 13173760), (160, 13009088), (166, 12538880), (248, 8392960), (256, 8130680), (310, 6714368), (316, 6586880), (320, 6504544), (332, 6269440), (395, 5269504), (415, 5015552), (496, 4196480), (512, 4065340), (620, 3357184), (632, 3293440), (640, 3252272), (664, 3134720), (790, 2634752), (830, 2507776), (992, 2098240), (1024, 2032670), (1240, 1678592), (1264, 1646720), (1280, 1626136), (1328, 1567360), (1580, 1317376), (1660, 1253888), (1984, 1049120), (2048, 1016335), (2449, 849920), (2480, 839296), (2528, 823360), (2560, 813068), (2573, 808960), (2656, 783680), (3160, 658688), (3320, 626944), (3968, 524560), (4898, 424960), (4960, 419648), (5056, 411680), (5120, 406534), (5146, 404480), (5312, 391840), (6320, 329344), (6557, 317440), (6640, 313472), (7936, 262280), (9796, 212480), (9920, 209824), (10112, 205840), (10240, 203267), (10292, 202240), (10624, 195920), (12245, 169984), (12640, 164672), (12865, 161792), (13114, 158720), (13280, 156736), (15872, 131140), (19592, 106240), (19840, 104912), (20224, 102920), (20584, 101120), (21248, 97960), (24490, 84992), (25280, 82336), (25730, 80896), (26228, 79360), (26560, 78368), (31744, 65570), (32785, 63488), (39184, 53120), (39680, 52456), (40448, 51460), (41168, 50560), (42496, 48980)]