203577920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7028

約数の個数: 112

約数和(自身を含む): 596725248

約数和(自身を除く): 393147328

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, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 6991, 7280, 13982, 14560, 27964, 29120, 34955, 48937, 55928, 69910, 90883, 97874, 111856, 139820, 181766, 195748, 223712, 244685, 279640, 363532, 391496, 447424, 454415, 489370, 559280, 636181, 727064, 782992, 908830, 978740, 1118560, 1272362, 1454128, 1565984, 1817660, 1957480, 2237120, 2544724, 2908256, 3131968, 3180905, 3635320, 3914960, 5089448, 5816512, 6361810, 7270640, 7829920, 10178896, 12723620, 14541280, 15659840, 20357792, 25447240, 29082560, 40715584, 50894480, 101788960, 203577920]

約数ペア:

[(1, 203577920), (2, 101788960), (4, 50894480), (5, 40715584), (7, 29082560), (8, 25447240), (10, 20357792), (13, 15659840), (14, 14541280), (16, 12723620), (20, 10178896), (26, 7829920), (28, 7270640), (32, 6361810), (35, 5816512), (40, 5089448), (52, 3914960), (56, 3635320), (64, 3180905), (65, 3131968), (70, 2908256), (80, 2544724), (91, 2237120), (104, 1957480), (112, 1817660), (130, 1565984), (140, 1454128), (160, 1272362), (182, 1118560), (208, 978740), (224, 908830), (260, 782992), (280, 727064), (320, 636181), (364, 559280), (416, 489370), (448, 454415), (455, 447424), (520, 391496), (560, 363532), (728, 279640), (832, 244685), (910, 223712), (1040, 195748), (1120, 181766), (1456, 139820), (1820, 111856), (2080, 97874), (2240, 90883), (2912, 69910), (3640, 55928), (4160, 48937), (5824, 34955), (6991, 29120), (7280, 27964), (13982, 14560)]