15706429240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{121229}}^1$

素因数の和:121360

約数の個数: 64

約数和(自身を含む): 36659952000

約数和(自身を除く): 20953522760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 79, 82, 158, 164, 205, 316, 328, 395, 410, 632, 790, 820, 1580, 1640, 3160, 3239, 6478, 12956, 16195, 25912, 32390, 64780, 121229, 129560, 242458, 484916, 606145, 969832, 1212290, 2424580, 4849160, 4970389, 9577091, 9940778, 19154182, 19881556, 24851945, 38308364, 39763112, 47885455, 49703890, 76616728, 95770910, 99407780, 191541820, 198815560, 383083640, 392660731, 785321462, 1570642924, 1963303655, 3141285848, 3926607310, 7853214620, 15706429240]

約数ペア:

[(1, 15706429240), (2, 7853214620), (4, 3926607310), (5, 3141285848), (8, 1963303655), (10, 1570642924), (20, 785321462), (40, 392660731), (41, 383083640), (79, 198815560), (82, 191541820), (158, 99407780), (164, 95770910), (205, 76616728), (316, 49703890), (328, 47885455), (395, 39763112), (410, 38308364), (632, 24851945), (790, 19881556), (820, 19154182), (1580, 9940778), (1640, 9577091), (3160, 4970389), (3239, 4849160), (6478, 2424580), (12956, 1212290), (16195, 969832), (25912, 606145), (32390, 484916), (64780, 242458), (121229, 129560)]