642759360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:439

約数の個数: 224

約数和(自身を含む): 2172614400

約数和(自身を除く): 1529855040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 131, 152, 160, 190, 192, 228, 240, 262, 269, 285, 304, 320, 380, 393, 456, 480, 524, 538, 570, 608, 655, 760, 786, 807, 912, 960, 1048, 1076, 1140, 1216, 1310, 1345, 1520, 1572, 1614, 1824, 1965, 2096, 2152, 2280, 2489, 2620, 2690, 3040, 3144, 3228, 3648, 3930, 4035, 4192, 4304, 4560, 4978, 5111, 5240, 5380, 6080, 6288, 6456, 7467, 7860, 8070, 8384, 8608, 9120, 9956, 10222, 10480, 10760, 12445, 12576, 12912, 14934, 15333, 15720, 16140, 17216, 18240, 19912, 20444, 20960, 21520, 24890, 25152, 25555, 25824, 29868, 30666, 31440, 32280, 35239, 37335, 39824, 40888, 41920, 43040, 49780, 51110, 51648, 59736, 61332, 62880, 64560, 70478, 74670, 76665, 79648, 81776, 86080, 99560, 102220, 105717, 119472, 122664, 125760, 129120, 140956, 149340, 153330, 159296, 163552, 176195, 199120, 204440, 211434, 238944, 245328, 258240, 281912, 298680, 306660, 327104, 352390, 398240, 408880, 422868, 477888, 490656, 528585, 563824, 597360, 613320, 669541, 704780, 796480, 817760, 845736, 981312, 1057170, 1127648, 1194720, 1226640, 1339082, 1409560, 1635520, 1691472, 2008623, 2114340, 2255296, 2389440, 2453280, 2678164, 2819120, 3347705, 3382944, 4017246, 4228680, 4906560, 5356328, 5638240, 6695410, 6765888, 8034492, 8457360, 10043115, 10712656, 11276480, 13390820, 16068984, 16914720, 20086230, 21425312, 26781640, 32137968, 33829440, 40172460, 42850624, 53563280, 64275936, 80344920, 107126560, 128551872, 160689840, 214253120, 321379680, 642759360]

約数ペア:

[(1, 642759360), (2, 321379680), (3, 214253120), (4, 160689840), (5, 128551872), (6, 107126560), (8, 80344920), (10, 64275936), (12, 53563280), (15, 42850624), (16, 40172460), (19, 33829440), (20, 32137968), (24, 26781640), (30, 21425312), (32, 20086230), (38, 16914720), (40, 16068984), (48, 13390820), (57, 11276480), (60, 10712656), (64, 10043115), (76, 8457360), (80, 8034492), (95, 6765888), (96, 6695410), (114, 5638240), (120, 5356328), (131, 4906560), (152, 4228680), (160, 4017246), (190, 3382944), (192, 3347705), (228, 2819120), (240, 2678164), (262, 2453280), (269, 2389440), (285, 2255296), (304, 2114340), (320, 2008623), (380, 1691472), (393, 1635520), (456, 1409560), (480, 1339082), (524, 1226640), (538, 1194720), (570, 1127648), (608, 1057170), (655, 981312), (760, 845736), (786, 817760), (807, 796480), (912, 704780), (960, 669541), (1048, 613320), (1076, 597360), (1140, 563824), (1216, 528585), (1310, 490656), (1345, 477888), (1520, 422868), (1572, 408880), (1614, 398240), (1824, 352390), (1965, 327104), (2096, 306660), (2152, 298680), (2280, 281912), (2489, 258240), (2620, 245328), (2690, 238944), (3040, 211434), (3144, 204440), (3228, 199120), (3648, 176195), (3930, 163552), (4035, 159296), (4192, 153330), (4304, 149340), (4560, 140956), (4978, 129120), (5111, 125760), (5240, 122664), (5380, 119472), (6080, 105717), (6288, 102220), (6456, 99560), (7467, 86080), (7860, 81776), (8070, 79648), (8384, 76665), (8608, 74670), (9120, 70478), (9956, 64560), (10222, 62880), (10480, 61332), (10760, 59736), (12445, 51648), (12576, 51110), (12912, 49780), (14934, 43040), (15333, 41920), (15720, 40888), (16140, 39824), (17216, 37335), (18240, 35239), (19912, 32280), (20444, 31440), (20960, 30666), (21520, 29868), (24890, 25824), (25152, 25555)]