140598640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 427472640

約数和(自身を除く): 286874000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 80, 89, 91, 98, 104, 112, 124, 130, 140, 155, 178, 182, 196, 208, 217, 245, 248, 260, 280, 310, 356, 364, 392, 403, 434, 445, 455, 490, 496, 520, 560, 620, 623, 637, 712, 728, 784, 806, 868, 890, 910, 980, 1040, 1085, 1157, 1240, 1246, 1274, 1424, 1456, 1519, 1612, 1736, 1780, 1820, 1960, 2015, 2170, 2314, 2480, 2492, 2548, 2759, 2821, 3038, 3115, 3185, 3224, 3472, 3560, 3640, 3920, 4030, 4340, 4361, 4628, 4984, 5096, 5518, 5642, 5785, 6076, 6230, 6370, 6448, 7120, 7280, 7595, 8060, 8099, 8680, 8722, 9256, 9968, 10192, 11036, 11284, 11570, 12152, 12460, 12740, 13795, 14105, 15190, 16120, 16198, 17360, 17444, 18512, 19313, 19747, 21805, 22072, 22568, 23140, 24304, 24920, 25480, 27590, 28210, 30380, 32240, 32396, 34888, 35867, 38626, 39494, 40495, 43610, 44144, 45136, 46280, 49840, 50960, 55180, 56420, 56693, 60760, 64792, 69776, 71734, 77252, 78988, 80990, 87220, 92560, 96565, 98735, 110360, 112840, 113386, 121520, 129584, 135191, 143468, 154504, 157976, 161980, 174440, 179335, 193130, 197470, 220720, 225680, 226772, 251069, 270382, 283465, 286936, 309008, 315952, 323960, 348880, 358670, 386260, 394940, 453544, 502138, 540764, 566930, 573872, 647920, 675955, 717340, 772520, 789880, 907088, 1004276, 1081528, 1133860, 1255345, 1351910, 1434680, 1545040, 1579760, 1757483, 2008552, 2163056, 2267720, 2510690, 2703820, 2869360, 3514966, 4017104, 4535440, 5021380, 5407640, 7029932, 8787415, 10042760, 10815280, 14059864, 17574830, 20085520, 28119728, 35149660, 70299320, 140598640]

約数ペア:

[(1, 140598640), (2, 70299320), (4, 35149660), (5, 28119728), (7, 20085520), (8, 17574830), (10, 14059864), (13, 10815280), (14, 10042760), (16, 8787415), (20, 7029932), (26, 5407640), (28, 5021380), (31, 4535440), (35, 4017104), (40, 3514966), (49, 2869360), (52, 2703820), (56, 2510690), (62, 2267720), (65, 2163056), (70, 2008552), (80, 1757483), (89, 1579760), (91, 1545040), (98, 1434680), (104, 1351910), (112, 1255345), (124, 1133860), (130, 1081528), (140, 1004276), (155, 907088), (178, 789880), (182, 772520), (196, 717340), (208, 675955), (217, 647920), (245, 573872), (248, 566930), (260, 540764), (280, 502138), (310, 453544), (356, 394940), (364, 386260), (392, 358670), (403, 348880), (434, 323960), (445, 315952), (455, 309008), (490, 286936), (496, 283465), (520, 270382), (560, 251069), (620, 226772), (623, 225680), (637, 220720), (712, 197470), (728, 193130), (784, 179335), (806, 174440), (868, 161980), (890, 157976), (910, 154504), (980, 143468), (1040, 135191), (1085, 129584), (1157, 121520), (1240, 113386), (1246, 112840), (1274, 110360), (1424, 98735), (1456, 96565), (1519, 92560), (1612, 87220), (1736, 80990), (1780, 78988), (1820, 77252), (1960, 71734), (2015, 69776), (2170, 64792), (2314, 60760), (2480, 56693), (2492, 56420), (2548, 55180), (2759, 50960), (2821, 49840), (3038, 46280), (3115, 45136), (3185, 44144), (3224, 43610), (3472, 40495), (3560, 39494), (3640, 38626), (3920, 35867), (4030, 34888), (4340, 32396), (4361, 32240), (4628, 30380), (4984, 28210), (5096, 27590), (5518, 25480), (5642, 24920), (5785, 24304), (6076, 23140), (6230, 22568), (6370, 22072), (6448, 21805), (7120, 19747), (7280, 19313), (7595, 18512), (8060, 17444), (8099, 17360), (8680, 16198), (8722, 16120), (9256, 15190), (9968, 14105), (10192, 13795), (11036, 12740), (11284, 12460), (11570, 12152)]