128754080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 386104320

約数和(自身を除く): 257350240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 160, 182, 185, 208, 224, 239, 259, 260, 280, 296, 364, 370, 416, 455, 478, 481, 518, 520, 560, 592, 728, 740, 910, 956, 962, 1036, 1040, 1120, 1184, 1195, 1295, 1456, 1480, 1673, 1820, 1912, 1924, 2072, 2080, 2390, 2405, 2590, 2912, 2960, 3107, 3346, 3367, 3640, 3824, 3848, 4144, 4780, 4810, 5180, 5920, 6214, 6692, 6734, 7280, 7648, 7696, 8288, 8365, 8843, 9560, 9620, 10360, 12428, 13384, 13468, 14560, 15392, 15535, 16730, 16835, 17686, 19120, 19240, 20720, 21749, 24856, 26768, 26936, 31070, 33460, 33670, 35372, 38240, 38480, 41440, 43498, 44215, 49712, 53536, 53872, 61901, 62140, 66920, 67340, 70744, 76960, 86996, 88430, 99424, 107744, 108745, 114959, 123802, 124280, 133840, 134680, 141488, 173992, 176860, 217490, 229918, 247604, 248560, 267680, 269360, 282976, 309505, 347984, 353720, 434980, 459836, 495208, 497120, 538720, 574795, 619010, 695968, 707440, 804713, 869960, 919672, 990416, 1149590, 1238020, 1414880, 1609426, 1739920, 1839344, 1980832, 2299180, 2476040, 3218852, 3479840, 3678688, 4023565, 4598360, 4952080, 6437704, 8047130, 9196720, 9904160, 12875408, 16094260, 18393440, 25750816, 32188520, 64377040, 128754080]

約数ペア:

[(1, 128754080), (2, 64377040), (4, 32188520), (5, 25750816), (7, 18393440), (8, 16094260), (10, 12875408), (13, 9904160), (14, 9196720), (16, 8047130), (20, 6437704), (26, 4952080), (28, 4598360), (32, 4023565), (35, 3678688), (37, 3479840), (40, 3218852), (52, 2476040), (56, 2299180), (65, 1980832), (70, 1839344), (74, 1739920), (80, 1609426), (91, 1414880), (104, 1238020), (112, 1149590), (130, 990416), (140, 919672), (148, 869960), (160, 804713), (182, 707440), (185, 695968), (208, 619010), (224, 574795), (239, 538720), (259, 497120), (260, 495208), (280, 459836), (296, 434980), (364, 353720), (370, 347984), (416, 309505), (455, 282976), (478, 269360), (481, 267680), (518, 248560), (520, 247604), (560, 229918), (592, 217490), (728, 176860), (740, 173992), (910, 141488), (956, 134680), (962, 133840), (1036, 124280), (1040, 123802), (1120, 114959), (1184, 108745), (1195, 107744), (1295, 99424), (1456, 88430), (1480, 86996), (1673, 76960), (1820, 70744), (1912, 67340), (1924, 66920), (2072, 62140), (2080, 61901), (2390, 53872), (2405, 53536), (2590, 49712), (2912, 44215), (2960, 43498), (3107, 41440), (3346, 38480), (3367, 38240), (3640, 35372), (3824, 33670), (3848, 33460), (4144, 31070), (4780, 26936), (4810, 26768), (5180, 24856), (5920, 21749), (6214, 20720), (6692, 19240), (6734, 19120), (7280, 17686), (7648, 16835), (7696, 16730), (8288, 15535), (8365, 15392), (8843, 14560), (9560, 13468), (9620, 13384), (10360, 12428)]