1977817380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2659}}^1$

素因数の和:2719

約数の個数: 288

約数和(自身を含む): 7335982080

約数和(自身を除く): 5358164700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 49, 55, 60, 66, 69, 70, 77, 84, 92, 98, 105, 110, 115, 132, 138, 140, 147, 154, 161, 165, 196, 210, 220, 230, 231, 245, 253, 276, 294, 308, 322, 330, 345, 385, 420, 460, 462, 483, 490, 506, 539, 588, 644, 660, 690, 735, 759, 770, 805, 924, 966, 980, 1012, 1078, 1127, 1155, 1265, 1380, 1470, 1518, 1540, 1610, 1617, 1771, 1932, 2156, 2254, 2310, 2415, 2530, 2659, 2695, 2940, 3036, 3220, 3234, 3381, 3542, 3795, 4508, 4620, 4830, 5060, 5313, 5318, 5390, 5635, 6468, 6762, 7084, 7590, 7977, 8085, 8855, 9660, 10626, 10636, 10780, 11270, 12397, 13295, 13524, 15180, 15954, 16170, 16905, 17710, 18613, 21252, 22540, 24794, 26565, 26590, 29249, 31908, 32340, 33810, 35420, 37191, 37226, 39885, 49588, 53130, 53180, 55839, 58498, 61157, 61985, 67620, 74382, 74452, 79770, 87747, 93065, 106260, 111678, 116996, 122314, 123970, 130291, 146245, 148764, 159540, 175494, 183471, 185955, 186130, 204743, 223356, 244628, 247940, 260582, 279195, 292490, 305785, 350988, 366942, 371910, 372260, 390873, 409486, 428099, 438735, 521164, 558390, 584980, 611570, 614229, 651455, 672727, 733884, 743820, 781746, 818972, 856198, 877470, 917355, 1023715, 1116780, 1223140, 1228458, 1284297, 1302910, 1345454, 1433201, 1563492, 1712396, 1754940, 1834710, 1954365, 2018181, 2047430, 2140495, 2456916, 2568594, 2605820, 2690908, 2866402, 2996693, 3071145, 3363635, 3669420, 3908730, 4036362, 4094860, 4280990, 4299603, 4709089, 5137188, 5732804, 5993386, 6142290, 6421485, 6727270, 7166005, 7817460, 8072724, 8561980, 8599206, 8990079, 9418178, 10090905, 11986772, 12284580, 12842970, 13454540, 14127267, 14332010, 14983465, 17198412, 17980158, 18836356, 20181810, 21498015, 23545445, 25685940, 28254534, 28664020, 29966930, 32963623, 35960316, 40363620, 42996030, 44950395, 47090890, 56509068, 59933860, 65927246, 70636335, 85992060, 89900790, 94181780, 98890869, 131854492, 141272670, 164818115, 179801580, 197781738, 282545340, 329636230, 395563476, 494454345, 659272460, 988908690, 1977817380]

約数ペア:

[(1, 1977817380), (2, 988908690), (3, 659272460), (4, 494454345), (5, 395563476), (6, 329636230), (7, 282545340), (10, 197781738), (11, 179801580), (12, 164818115), (14, 141272670), (15, 131854492), (20, 98890869), (21, 94181780), (22, 89900790), (23, 85992060), (28, 70636335), (30, 65927246), (33, 59933860), (35, 56509068), (42, 47090890), (44, 44950395), (46, 42996030), (49, 40363620), (55, 35960316), (60, 32963623), (66, 29966930), (69, 28664020), (70, 28254534), (77, 25685940), (84, 23545445), (92, 21498015), (98, 20181810), (105, 18836356), (110, 17980158), (115, 17198412), (132, 14983465), (138, 14332010), (140, 14127267), (147, 13454540), (154, 12842970), (161, 12284580), (165, 11986772), (196, 10090905), (210, 9418178), (220, 8990079), (230, 8599206), (231, 8561980), (245, 8072724), (253, 7817460), (276, 7166005), (294, 6727270), (308, 6421485), (322, 6142290), (330, 5993386), (345, 5732804), (385, 5137188), (420, 4709089), (460, 4299603), (462, 4280990), (483, 4094860), (490, 4036362), (506, 3908730), (539, 3669420), (588, 3363635), (644, 3071145), (660, 2996693), (690, 2866402), (735, 2690908), (759, 2605820), (770, 2568594), (805, 2456916), (924, 2140495), (966, 2047430), (980, 2018181), (1012, 1954365), (1078, 1834710), (1127, 1754940), (1155, 1712396), (1265, 1563492), (1380, 1433201), (1470, 1345454), (1518, 1302910), (1540, 1284297), (1610, 1228458), (1617, 1223140), (1771, 1116780), (1932, 1023715), (2156, 917355), (2254, 877470), (2310, 856198), (2415, 818972), (2530, 781746), (2659, 743820), (2695, 733884), (2940, 672727), (3036, 651455), (3220, 614229), (3234, 611570), (3381, 584980), (3542, 558390), (3795, 521164), (4508, 438735), (4620, 428099), (4830, 409486), (5060, 390873), (5313, 372260), (5318, 371910), (5390, 366942), (5635, 350988), (6468, 305785), (6762, 292490), (7084, 279195), (7590, 260582), (7977, 247940), (8085, 244628), (8855, 223356), (9660, 204743), (10626, 186130), (10636, 185955), (10780, 183471), (11270, 175494), (12397, 159540), (13295, 148764), (13524, 146245), (15180, 130291), (15954, 123970), (16170, 122314), (16905, 116996), (17710, 111678), (18613, 106260), (21252, 93065), (22540, 87747), (24794, 79770), (26565, 74452), (26590, 74382), (29249, 67620), (31908, 61985), (32340, 61157), (33810, 58498), (35420, 55839), (37191, 53180), (37226, 53130), (39885, 49588)]