281798880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 1038925440

約数和(自身を除く): 757126560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 53, 55, 57, 60, 66, 76, 80, 88, 95, 96, 106, 110, 114, 120, 132, 152, 159, 160, 165, 176, 190, 209, 212, 220, 228, 240, 264, 265, 285, 304, 318, 330, 352, 380, 418, 424, 440, 456, 480, 528, 530, 570, 583, 608, 627, 636, 660, 760, 795, 836, 848, 880, 912, 1007, 1045, 1056, 1060, 1140, 1166, 1254, 1272, 1320, 1520, 1590, 1672, 1696, 1749, 1760, 1824, 2014, 2090, 2120, 2280, 2332, 2508, 2544, 2640, 2809, 2915, 3021, 3040, 3135, 3180, 3344, 3498, 4028, 4180, 4240, 4560, 4664, 5016, 5035, 5088, 5280, 5618, 5830, 6042, 6270, 6360, 6688, 6996, 8056, 8360, 8427, 8480, 8745, 9120, 9328, 10032, 10070, 11077, 11236, 11660, 12084, 12540, 12720, 13992, 14045, 15105, 16112, 16720, 16854, 17490, 18656, 20064, 20140, 22154, 22472, 23320, 24168, 25080, 25440, 27984, 28090, 30210, 30899, 32224, 33231, 33440, 33708, 34980, 40280, 42135, 44308, 44944, 46640, 48336, 50160, 53371, 55385, 55968, 56180, 60420, 61798, 66462, 67416, 69960, 80560, 84270, 88616, 89888, 92697, 93280, 96672, 100320, 106742, 110770, 112360, 120840, 123596, 132924, 134832, 139920, 154495, 160113, 161120, 166155, 168540, 177232, 185394, 213484, 221540, 224720, 241680, 247192, 265848, 266855, 269664, 279840, 308990, 320226, 332310, 337080, 354464, 370788, 426968, 443080, 449440, 463485, 483360, 494384, 531696, 533710, 587081, 617980, 640452, 664620, 674160, 741576, 800565, 853936, 886160, 926970, 988768, 1063392, 1067420, 1174162, 1235960, 1280904, 1329240, 1348320, 1483152, 1601130, 1707872, 1761243, 1772320, 1853940, 2134840, 2348324, 2471920, 2561808, 2658480, 2935405, 2966304, 3202260, 3522486, 3707880, 4269680, 4696648, 4943840, 5123616, 5316960, 5870810, 6404520, 7044972, 7415760, 8539360, 8806215, 9393296, 11741620, 12809040, 14089944, 14831520, 17612430, 18786592, 23483240, 25618080, 28179888, 35224860, 46966480, 56359776, 70449720, 93932960, 140899440, 281798880]

約数ペア:

[(1, 281798880), (2, 140899440), (3, 93932960), (4, 70449720), (5, 56359776), (6, 46966480), (8, 35224860), (10, 28179888), (11, 25618080), (12, 23483240), (15, 18786592), (16, 17612430), (19, 14831520), (20, 14089944), (22, 12809040), (24, 11741620), (30, 9393296), (32, 8806215), (33, 8539360), (38, 7415760), (40, 7044972), (44, 6404520), (48, 5870810), (53, 5316960), (55, 5123616), (57, 4943840), (60, 4696648), (66, 4269680), (76, 3707880), (80, 3522486), (88, 3202260), (95, 2966304), (96, 2935405), (106, 2658480), (110, 2561808), (114, 2471920), (120, 2348324), (132, 2134840), (152, 1853940), (159, 1772320), (160, 1761243), (165, 1707872), (176, 1601130), (190, 1483152), (209, 1348320), (212, 1329240), (220, 1280904), (228, 1235960), (240, 1174162), (264, 1067420), (265, 1063392), (285, 988768), (304, 926970), (318, 886160), (330, 853936), (352, 800565), (380, 741576), (418, 674160), (424, 664620), (440, 640452), (456, 617980), (480, 587081), (528, 533710), (530, 531696), (570, 494384), (583, 483360), (608, 463485), (627, 449440), (636, 443080), (660, 426968), (760, 370788), (795, 354464), (836, 337080), (848, 332310), (880, 320226), (912, 308990), (1007, 279840), (1045, 269664), (1056, 266855), (1060, 265848), (1140, 247192), (1166, 241680), (1254, 224720), (1272, 221540), (1320, 213484), (1520, 185394), (1590, 177232), (1672, 168540), (1696, 166155), (1749, 161120), (1760, 160113), (1824, 154495), (2014, 139920), (2090, 134832), (2120, 132924), (2280, 123596), (2332, 120840), (2508, 112360), (2544, 110770), (2640, 106742), (2809, 100320), (2915, 96672), (3021, 93280), (3040, 92697), (3135, 89888), (3180, 88616), (3344, 84270), (3498, 80560), (4028, 69960), (4180, 67416), (4240, 66462), (4560, 61798), (4664, 60420), (5016, 56180), (5035, 55968), (5088, 55385), (5280, 53371), (5618, 50160), (5830, 48336), (6042, 46640), (6270, 44944), (6360, 44308), (6688, 42135), (6996, 40280), (8056, 34980), (8360, 33708), (8427, 33440), (8480, 33231), (8745, 32224), (9120, 30899), (9328, 30210), (10032, 28090), (10070, 27984), (11077, 25440), (11236, 25080), (11660, 24168), (12084, 23320), (12540, 22472), (12720, 22154), (13992, 20140), (14045, 20064), (15105, 18656), (16112, 17490), (16720, 16854)]