72008100080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{20183}}^1$

素因数の和:20503

約数の個数: 160

約数和(自身を含む): 200385460224

約数和(自身を除く): 128377360144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 277, 280, 322, 368, 460, 554, 560, 644, 805, 920, 1108, 1288, 1385, 1610, 1840, 1939, 2216, 2576, 2770, 3220, 3878, 4432, 5540, 6371, 6440, 7756, 9695, 11080, 12742, 12880, 15512, 19390, 20183, 22160, 25484, 31024, 31855, 38780, 40366, 44597, 50968, 63710, 77560, 80732, 89194, 100915, 101936, 127420, 141281, 155120, 161464, 178388, 201830, 222985, 254840, 282562, 322928, 356776, 403660, 445970, 464209, 509680, 565124, 706405, 713552, 807320, 891940, 928418, 1130248, 1412810, 1614640, 1783880, 1856836, 2260496, 2321045, 2825620, 3249463, 3567760, 3713672, 4642090, 5590691, 5651240, 6498926, 7427344, 9284180, 11181382, 11302480, 12997852, 16247315, 18568360, 22362764, 25995704, 27953455, 32494630, 37136720, 39134837, 44725528, 51991408, 55906910, 64989260, 78269674, 89451056, 111813820, 128585893, 129978520, 156539348, 195674185, 223627640, 257171786, 259957040, 313078696, 391348370, 447255280, 514343572, 626157392, 642929465, 782696740, 900101251, 1028687144, 1285858930, 1565393480, 1800202502, 2057374288, 2571717860, 3130786960, 3600405004, 4500506255, 5143435720, 7200810008, 9001012510, 10286871440, 14401620016, 18002025020, 36004050040, 72008100080]

約数ペア:

[(1, 72008100080), (2, 36004050040), (4, 18002025020), (5, 14401620016), (7, 10286871440), (8, 9001012510), (10, 7200810008), (14, 5143435720), (16, 4500506255), (20, 3600405004), (23, 3130786960), (28, 2571717860), (35, 2057374288), (40, 1800202502), (46, 1565393480), (56, 1285858930), (70, 1028687144), (80, 900101251), (92, 782696740), (112, 642929465), (115, 626157392), (140, 514343572), (161, 447255280), (184, 391348370), (230, 313078696), (277, 259957040), (280, 257171786), (322, 223627640), (368, 195674185), (460, 156539348), (554, 129978520), (560, 128585893), (644, 111813820), (805, 89451056), (920, 78269674), (1108, 64989260), (1288, 55906910), (1385, 51991408), (1610, 44725528), (1840, 39134837), (1939, 37136720), (2216, 32494630), (2576, 27953455), (2770, 25995704), (3220, 22362764), (3878, 18568360), (4432, 16247315), (5540, 12997852), (6371, 11302480), (6440, 11181382), (7756, 9284180), (9695, 7427344), (11080, 6498926), (12742, 5651240), (12880, 5590691), (15512, 4642090), (19390, 3713672), (20183, 3567760), (22160, 3249463), (25484, 2825620), (31024, 2321045), (31855, 2260496), (38780, 1856836), (40366, 1783880), (44597, 1614640), (50968, 1412810), (63710, 1130248), (77560, 928418), (80732, 891940), (89194, 807320), (100915, 713552), (101936, 706405), (127420, 565124), (141281, 509680), (155120, 464209), (161464, 445970), (178388, 403660), (201830, 356776), (222985, 322928), (254840, 282562)]