16784820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:831

約数の個数: 120

約数和(自身を含む): 56776104

約数和(自身を除く): 39991284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 797, 810, 1053, 1170, 1404, 1594, 1620, 1755, 2106, 2340, 2391, 3188, 3510, 3985, 4212, 4782, 5265, 7020, 7173, 7970, 9564, 10361, 10530, 11955, 14346, 15940, 20722, 21060, 21519, 23910, 28692, 31083, 35865, 41444, 43038, 47820, 51805, 62166, 64557, 71730, 86076, 93249, 103610, 107595, 124332, 129114, 143460, 155415, 186498, 207220, 215190, 258228, 279747, 310830, 322785, 372996, 430380, 466245, 559494, 621660, 645570, 839241, 932490, 1118988, 1291140, 1398735, 1678482, 1864980, 2797470, 3356964, 4196205, 5594940, 8392410, 16784820]

約数ペア:

[(1, 16784820), (2, 8392410), (3, 5594940), (4, 4196205), (5, 3356964), (6, 2797470), (9, 1864980), (10, 1678482), (12, 1398735), (13, 1291140), (15, 1118988), (18, 932490), (20, 839241), (26, 645570), (27, 621660), (30, 559494), (36, 466245), (39, 430380), (45, 372996), (52, 322785), (54, 310830), (60, 279747), (65, 258228), (78, 215190), (81, 207220), (90, 186498), (108, 155415), (117, 143460), (130, 129114), (135, 124332), (156, 107595), (162, 103610), (180, 93249), (195, 86076), (234, 71730), (260, 64557), (270, 62166), (324, 51805), (351, 47820), (390, 43038), (405, 41444), (468, 35865), (540, 31083), (585, 28692), (702, 23910), (780, 21519), (797, 21060), (810, 20722), (1053, 15940), (1170, 14346), (1404, 11955), (1594, 10530), (1620, 10361), (1755, 9564), (2106, 7970), (2340, 7173), (2391, 7020), (3188, 5265), (3510, 4782), (3985, 4212)]