204218820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9697}}^1$

素因数の和:9731

約数の個数: 120

約数和(自身を含む): 689993304

約数和(自身を除く): 485774484

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, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 9697, 10530, 19394, 21060, 29091, 38788, 48485, 58182, 87273, 96970, 116364, 126061, 145455, 174546, 193940, 252122, 261819, 290910, 349092, 378183, 436365, 504244, 523638, 581820, 630305, 756366, 785457, 872730, 1047276, 1134549, 1260610, 1309095, 1512732, 1570914, 1745460, 1890915, 2269098, 2521220, 2618190, 3141828, 3403647, 3781830, 3927285, 4538196, 5236380, 5672745, 6807294, 7563660, 7854570, 10210941, 11345490, 13614588, 15709140, 17018235, 20421882, 22690980, 34036470, 40843764, 51054705, 68072940, 102109410, 204218820]

約数ペア:

[(1, 204218820), (2, 102109410), (3, 68072940), (4, 51054705), (5, 40843764), (6, 34036470), (9, 22690980), (10, 20421882), (12, 17018235), (13, 15709140), (15, 13614588), (18, 11345490), (20, 10210941), (26, 7854570), (27, 7563660), (30, 6807294), (36, 5672745), (39, 5236380), (45, 4538196), (52, 3927285), (54, 3781830), (60, 3403647), (65, 3141828), (78, 2618190), (81, 2521220), (90, 2269098), (108, 1890915), (117, 1745460), (130, 1570914), (135, 1512732), (156, 1309095), (162, 1260610), (180, 1134549), (195, 1047276), (234, 872730), (260, 785457), (270, 756366), (324, 630305), (351, 581820), (390, 523638), (405, 504244), (468, 436365), (540, 378183), (585, 349092), (702, 290910), (780, 261819), (810, 252122), (1053, 193940), (1170, 174546), (1404, 145455), (1620, 126061), (1755, 116364), (2106, 96970), (2340, 87273), (3510, 58182), (4212, 48485), (5265, 38788), (7020, 29091), (9697, 21060), (10530, 19394)]