488294560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1297}}^1$

素因数の和:1506

約数の個数: 96

約数和(自身を含む): 1250160912

約数和(自身を除く): 761866352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 181, 208, 260, 362, 416, 520, 724, 905, 1040, 1297, 1448, 1810, 2080, 2353, 2594, 2896, 3620, 4706, 5188, 5792, 6485, 7240, 9412, 10376, 11765, 12970, 14480, 16861, 18824, 20752, 23530, 25940, 28960, 33722, 37648, 41504, 47060, 51880, 67444, 75296, 84305, 94120, 103760, 134888, 168610, 188240, 207520, 234757, 269776, 337220, 376480, 469514, 539552, 674440, 939028, 1173785, 1348880, 1878056, 2347570, 2697760, 3051841, 3756112, 4695140, 6103682, 7512224, 9390280, 12207364, 15259205, 18780560, 24414728, 30518410, 37561120, 48829456, 61036820, 97658912, 122073640, 244147280, 488294560]

約数ペア:

[(1, 488294560), (2, 244147280), (4, 122073640), (5, 97658912), (8, 61036820), (10, 48829456), (13, 37561120), (16, 30518410), (20, 24414728), (26, 18780560), (32, 15259205), (40, 12207364), (52, 9390280), (65, 7512224), (80, 6103682), (104, 4695140), (130, 3756112), (160, 3051841), (181, 2697760), (208, 2347570), (260, 1878056), (362, 1348880), (416, 1173785), (520, 939028), (724, 674440), (905, 539552), (1040, 469514), (1297, 376480), (1448, 337220), (1810, 269776), (2080, 234757), (2353, 207520), (2594, 188240), (2896, 168610), (3620, 134888), (4706, 103760), (5188, 94120), (5792, 84305), (6485, 75296), (7240, 67444), (9412, 51880), (10376, 47060), (11765, 41504), (12970, 37648), (14480, 33722), (16861, 28960), (18824, 25940), (20752, 23530)]