1780629840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11833}}^1$

素因数の和:11882

約数の個数: 240

約数和(自身を含む): 6867506880

約数和(自身を除く): 5086877040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 48, 55, 57, 60, 66, 72, 76, 80, 88, 90, 95, 99, 110, 114, 120, 132, 144, 152, 165, 171, 176, 180, 190, 198, 209, 220, 228, 240, 264, 285, 304, 330, 342, 360, 380, 396, 418, 440, 456, 495, 528, 570, 627, 660, 684, 720, 760, 792, 836, 855, 880, 912, 990, 1045, 1140, 1254, 1320, 1368, 1520, 1584, 1672, 1710, 1881, 1980, 2090, 2280, 2508, 2640, 2736, 3135, 3344, 3420, 3762, 3960, 4180, 4560, 5016, 6270, 6840, 7524, 7920, 8360, 9405, 10032, 11833, 12540, 13680, 15048, 16720, 18810, 23666, 25080, 30096, 35499, 37620, 47332, 50160, 59165, 70998, 75240, 94664, 106497, 118330, 130163, 141996, 150480, 177495, 189328, 212994, 224827, 236660, 260326, 283992, 354990, 390489, 425988, 449654, 473320, 520652, 532485, 567984, 650815, 674481, 709980, 780978, 851976, 899308, 946640, 1041304, 1064970, 1124135, 1171467, 1301630, 1348962, 1419960, 1561956, 1703952, 1798616, 1952445, 2023443, 2082608, 2129940, 2248270, 2342934, 2473097, 2603260, 2697924, 2839920, 3123912, 3372405, 3597232, 3904890, 4046886, 4259880, 4496540, 4685868, 4946194, 5206520, 5395848, 5857335, 6247824, 6744810, 7419291, 7809780, 8093772, 8519760, 8993080, 9371736, 9892388, 10117215, 10413040, 10791696, 11714670, 12365485, 13489620, 14838582, 15619560, 16187544, 17986160, 18743472, 19784776, 20234430, 22257873, 23429340, 24730970, 26979240, 29677164, 31239120, 32375088, 37096455, 39569552, 40468860, 44515746, 46858680, 49461940, 53958480, 59354328, 74192910, 80937720, 89031492, 93717360, 98923880, 111289365, 118708656, 148385820, 161875440, 178062984, 197847760, 222578730, 296771640, 356125968, 445157460, 593543280, 890314920, 1780629840]

約数ペア:

[(1, 1780629840), (2, 890314920), (3, 593543280), (4, 445157460), (5, 356125968), (6, 296771640), (8, 222578730), (9, 197847760), (10, 178062984), (11, 161875440), (12, 148385820), (15, 118708656), (16, 111289365), (18, 98923880), (19, 93717360), (20, 89031492), (22, 80937720), (24, 74192910), (30, 59354328), (33, 53958480), (36, 49461940), (38, 46858680), (40, 44515746), (44, 40468860), (45, 39569552), (48, 37096455), (55, 32375088), (57, 31239120), (60, 29677164), (66, 26979240), (72, 24730970), (76, 23429340), (80, 22257873), (88, 20234430), (90, 19784776), (95, 18743472), (99, 17986160), (110, 16187544), (114, 15619560), (120, 14838582), (132, 13489620), (144, 12365485), (152, 11714670), (165, 10791696), (171, 10413040), (176, 10117215), (180, 9892388), (190, 9371736), (198, 8993080), (209, 8519760), (220, 8093772), (228, 7809780), (240, 7419291), (264, 6744810), (285, 6247824), (304, 5857335), (330, 5395848), (342, 5206520), (360, 4946194), (380, 4685868), (396, 4496540), (418, 4259880), (440, 4046886), (456, 3904890), (495, 3597232), (528, 3372405), (570, 3123912), (627, 2839920), (660, 2697924), (684, 2603260), (720, 2473097), (760, 2342934), (792, 2248270), (836, 2129940), (855, 2082608), (880, 2023443), (912, 1952445), (990, 1798616), (1045, 1703952), (1140, 1561956), (1254, 1419960), (1320, 1348962), (1368, 1301630), (1520, 1171467), (1584, 1124135), (1672, 1064970), (1710, 1041304), (1881, 946640), (1980, 899308), (2090, 851976), (2280, 780978), (2508, 709980), (2640, 674481), (2736, 650815), (3135, 567984), (3344, 532485), (3420, 520652), (3762, 473320), (3960, 449654), (4180, 425988), (4560, 390489), (5016, 354990), (6270, 283992), (6840, 260326), (7524, 236660), (7920, 224827), (8360, 212994), (9405, 189328), (10032, 177495), (11833, 150480), (12540, 141996), (13680, 130163), (15048, 118330), (16720, 106497), (18810, 94664), (23666, 75240), (25080, 70998), (30096, 59165), (35499, 50160), (37620, 47332)]