71402240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:654

約数の個数: 144

約数和(自身を含む): 210842688

約数和(自身を除く): 139440448

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 613, 640, 728, 832, 896, 910, 1040, 1120, 1226, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2452, 2912, 3065, 3328, 3640, 4160, 4291, 4480, 4904, 5824, 6130, 7280, 7969, 8320, 8582, 8960, 9808, 11648, 12260, 14560, 15938, 16640, 17164, 19616, 21455, 23296, 24520, 29120, 31876, 34328, 39232, 39845, 42910, 49040, 55783, 58240, 63752, 68656, 78464, 79690, 85820, 98080, 111566, 116480, 127504, 137312, 156928, 159380, 171640, 196160, 223132, 255008, 274624, 278915, 318760, 343280, 392320, 446264, 510016, 549248, 557830, 637520, 686560, 784640, 892528, 1020032, 1098496, 1115660, 1275040, 1373120, 1785056, 2040064, 2231320, 2550080, 2746240, 3570112, 4462640, 5100160, 5492480, 7140224, 8925280, 10200320, 14280448, 17850560, 35701120, 71402240]

約数ペア:

[(1, 71402240), (2, 35701120), (4, 17850560), (5, 14280448), (7, 10200320), (8, 8925280), (10, 7140224), (13, 5492480), (14, 5100160), (16, 4462640), (20, 3570112), (26, 2746240), (28, 2550080), (32, 2231320), (35, 2040064), (40, 1785056), (52, 1373120), (56, 1275040), (64, 1115660), (65, 1098496), (70, 1020032), (80, 892528), (91, 784640), (104, 686560), (112, 637520), (128, 557830), (130, 549248), (140, 510016), (160, 446264), (182, 392320), (208, 343280), (224, 318760), (256, 278915), (260, 274624), (280, 255008), (320, 223132), (364, 196160), (416, 171640), (448, 159380), (455, 156928), (520, 137312), (560, 127504), (613, 116480), (640, 111566), (728, 98080), (832, 85820), (896, 79690), (910, 78464), (1040, 68656), (1120, 63752), (1226, 58240), (1280, 55783), (1456, 49040), (1664, 42910), (1792, 39845), (1820, 39232), (2080, 34328), (2240, 31876), (2452, 29120), (2912, 24520), (3065, 23296), (3328, 21455), (3640, 19616), (4160, 17164), (4291, 16640), (4480, 15938), (4904, 14560), (5824, 12260), (6130, 11648), (7280, 9808), (7969, 8960), (8320, 8582)]