61428640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4219}}^1$

素因数の和:4254

約数の個数: 96

約数和(自身を含む): 178657920

約数和(自身を除く): 117229280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 4219, 7280, 8438, 14560, 16876, 21095, 29533, 33752, 42190, 54847, 59066, 67504, 84380, 109694, 118132, 135008, 147665, 168760, 219388, 236264, 274235, 295330, 337520, 383929, 438776, 472528, 548470, 590660, 675040, 767858, 877552, 945056, 1096940, 1181320, 1535716, 1755104, 1919645, 2193880, 2362640, 3071432, 3839290, 4387760, 4725280, 6142864, 7678580, 8775520, 12285728, 15357160, 30714320, 61428640]

約数ペア:

[(1, 61428640), (2, 30714320), (4, 15357160), (5, 12285728), (7, 8775520), (8, 7678580), (10, 6142864), (13, 4725280), (14, 4387760), (16, 3839290), (20, 3071432), (26, 2362640), (28, 2193880), (32, 1919645), (35, 1755104), (40, 1535716), (52, 1181320), (56, 1096940), (65, 945056), (70, 877552), (80, 767858), (91, 675040), (104, 590660), (112, 548470), (130, 472528), (140, 438776), (160, 383929), (182, 337520), (208, 295330), (224, 274235), (260, 236264), (280, 219388), (364, 168760), (416, 147665), (455, 135008), (520, 118132), (560, 109694), (728, 84380), (910, 67504), (1040, 59066), (1120, 54847), (1456, 42190), (1820, 33752), (2080, 29533), (2912, 21095), (3640, 16876), (4219, 14560), (7280, 8438)]