688046240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 288

約数和(自身を含む): 2068416000

約数和(自身を除く): 1380369760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 49, 56, 62, 70, 76, 80, 95, 98, 112, 124, 133, 140, 149, 152, 155, 160, 190, 196, 217, 224, 245, 248, 266, 280, 298, 304, 310, 380, 392, 434, 490, 496, 532, 560, 589, 596, 608, 620, 665, 745, 760, 784, 868, 931, 980, 992, 1043, 1064, 1085, 1120, 1178, 1192, 1240, 1330, 1490, 1519, 1520, 1568, 1736, 1862, 1960, 2086, 2128, 2170, 2356, 2384, 2480, 2660, 2831, 2945, 2980, 3038, 3040, 3472, 3724, 3920, 4123, 4172, 4256, 4340, 4619, 4655, 4712, 4768, 4960, 5215, 5320, 5662, 5890, 5960, 6076, 6944, 7301, 7448, 7595, 7840, 8246, 8344, 8680, 9238, 9310, 9424, 10430, 10640, 11324, 11780, 11920, 12152, 14155, 14602, 14896, 15190, 16492, 16688, 17360, 18476, 18620, 18848, 19817, 20615, 20860, 21280, 22648, 23095, 23560, 23840, 24304, 28310, 28861, 29204, 29792, 30380, 32333, 32984, 33376, 34720, 36505, 36952, 37240, 39634, 41230, 41720, 45296, 46190, 47120, 48608, 56620, 57722, 58408, 60760, 64666, 65968, 73010, 73904, 74480, 79268, 82460, 83440, 87761, 90592, 92380, 94240, 99085, 113240, 115444, 116816, 121520, 129332, 131936, 138719, 144305, 146020, 147808, 148960, 158536, 161665, 164920, 166880, 175522, 184760, 198170, 226331, 226480, 230888, 233632, 243040, 258664, 277438, 288610, 292040, 317072, 323330, 329840, 351044, 369520, 396340, 438805, 452662, 452960, 461776, 517328, 554876, 577220, 584080, 614327, 634144, 646660, 659680, 693595, 702088, 739040, 792680, 877610, 905324, 923552, 1034656, 1109752, 1131655, 1154440, 1168160, 1228654, 1293320, 1387190, 1404176, 1585360, 1755220, 1810648, 2219504, 2263310, 2308880, 2457308, 2586640, 2774380, 2808352, 3071635, 3170720, 3510440, 3621296, 4300289, 4439008, 4526620, 4617760, 4914616, 5173280, 5548760, 6143270, 7020880, 7242592, 8600578, 9053240, 9829232, 11097520, 12286540, 14041760, 17201156, 18106480, 19658464, 21501445, 22195040, 24573080, 34402312, 36212960, 43002890, 49146160, 68804624, 86005780, 98292320, 137609248, 172011560, 344023120, 688046240]

約数ペア:

[(1, 688046240), (2, 344023120), (4, 172011560), (5, 137609248), (7, 98292320), (8, 86005780), (10, 68804624), (14, 49146160), (16, 43002890), (19, 36212960), (20, 34402312), (28, 24573080), (31, 22195040), (32, 21501445), (35, 19658464), (38, 18106480), (40, 17201156), (49, 14041760), (56, 12286540), (62, 11097520), (70, 9829232), (76, 9053240), (80, 8600578), (95, 7242592), (98, 7020880), (112, 6143270), (124, 5548760), (133, 5173280), (140, 4914616), (149, 4617760), (152, 4526620), (155, 4439008), (160, 4300289), (190, 3621296), (196, 3510440), (217, 3170720), (224, 3071635), (245, 2808352), (248, 2774380), (266, 2586640), (280, 2457308), (298, 2308880), (304, 2263310), (310, 2219504), (380, 1810648), (392, 1755220), (434, 1585360), (490, 1404176), (496, 1387190), (532, 1293320), (560, 1228654), (589, 1168160), (596, 1154440), (608, 1131655), (620, 1109752), (665, 1034656), (745, 923552), (760, 905324), (784, 877610), (868, 792680), (931, 739040), (980, 702088), (992, 693595), (1043, 659680), (1064, 646660), (1085, 634144), (1120, 614327), (1178, 584080), (1192, 577220), (1240, 554876), (1330, 517328), (1490, 461776), (1519, 452960), (1520, 452662), (1568, 438805), (1736, 396340), (1862, 369520), (1960, 351044), (2086, 329840), (2128, 323330), (2170, 317072), (2356, 292040), (2384, 288610), (2480, 277438), (2660, 258664), (2831, 243040), (2945, 233632), (2980, 230888), (3038, 226480), (3040, 226331), (3472, 198170), (3724, 184760), (3920, 175522), (4123, 166880), (4172, 164920), (4256, 161665), (4340, 158536), (4619, 148960), (4655, 147808), (4712, 146020), (4768, 144305), (4960, 138719), (5215, 131936), (5320, 129332), (5662, 121520), (5890, 116816), (5960, 115444), (6076, 113240), (6944, 99085), (7301, 94240), (7448, 92380), (7595, 90592), (7840, 87761), (8246, 83440), (8344, 82460), (8680, 79268), (9238, 74480), (9310, 73904), (9424, 73010), (10430, 65968), (10640, 64666), (11324, 60760), (11780, 58408), (11920, 57722), (12152, 56620), (14155, 48608), (14602, 47120), (14896, 46190), (15190, 45296), (16492, 41720), (16688, 41230), (17360, 39634), (18476, 37240), (18620, 36952), (18848, 36505), (19817, 34720), (20615, 33376), (20860, 32984), (21280, 32333), (22648, 30380), (23095, 29792), (23560, 29204), (23840, 28861), (24304, 28310)]