16538340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 57552768

約数和(自身を除く): 41014428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 233, 260, 273, 338, 364, 390, 420, 455, 466, 507, 546, 676, 699, 780, 845, 910, 932, 1014, 1092, 1165, 1183, 1365, 1398, 1631, 1690, 1820, 2028, 2330, 2366, 2535, 2730, 2796, 3029, 3262, 3380, 3495, 3549, 4660, 4732, 4893, 5070, 5460, 5915, 6058, 6524, 6990, 7098, 8155, 9087, 9786, 10140, 11830, 12116, 13980, 14196, 15145, 16310, 17745, 18174, 19572, 21203, 23660, 24465, 30290, 32620, 35490, 36348, 39377, 42406, 45435, 48930, 60580, 63609, 70980, 78754, 84812, 90870, 97860, 106015, 118131, 127218, 157508, 181740, 196885, 212030, 236262, 254436, 275639, 318045, 393770, 424060, 472524, 551278, 590655, 636090, 787540, 826917, 1102556, 1181310, 1272180, 1378195, 1653834, 2362620, 2756390, 3307668, 4134585, 5512780, 8269170, 16538340]

約数ペア:

[(1, 16538340), (2, 8269170), (3, 5512780), (4, 4134585), (5, 3307668), (6, 2756390), (7, 2362620), (10, 1653834), (12, 1378195), (13, 1272180), (14, 1181310), (15, 1102556), (20, 826917), (21, 787540), (26, 636090), (28, 590655), (30, 551278), (35, 472524), (39, 424060), (42, 393770), (52, 318045), (60, 275639), (65, 254436), (70, 236262), (78, 212030), (84, 196885), (91, 181740), (105, 157508), (130, 127218), (140, 118131), (156, 106015), (169, 97860), (182, 90870), (195, 84812), (210, 78754), (233, 70980), (260, 63609), (273, 60580), (338, 48930), (364, 45435), (390, 42406), (420, 39377), (455, 36348), (466, 35490), (507, 32620), (546, 30290), (676, 24465), (699, 23660), (780, 21203), (845, 19572), (910, 18174), (932, 17745), (1014, 16310), (1092, 15145), (1165, 14196), (1183, 13980), (1365, 12116), (1398, 11830), (1631, 10140), (1690, 9786), (1820, 9087), (2028, 8155), (2330, 7098), (2366, 6990), (2535, 6524), (2730, 6058), (2796, 5915), (3029, 5460), (3262, 5070), (3380, 4893), (3495, 4732), (3549, 4660)]