16719480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 56635200

約数和(自身を除く): 39915720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 113, 120, 135, 137, 180, 216, 226, 270, 274, 339, 360, 411, 452, 540, 548, 565, 678, 685, 822, 904, 1017, 1080, 1096, 1130, 1233, 1356, 1370, 1644, 1695, 2034, 2055, 2260, 2466, 2712, 2740, 3051, 3288, 3390, 3699, 4068, 4110, 4520, 4932, 5085, 5480, 6102, 6165, 6780, 7398, 8136, 8220, 9864, 10170, 12204, 12330, 13560, 14796, 15255, 15481, 16440, 18495, 20340, 24408, 24660, 29592, 30510, 30962, 36990, 40680, 46443, 49320, 61020, 61924, 73980, 77405, 92886, 122040, 123848, 139329, 147960, 154810, 185772, 232215, 278658, 309620, 371544, 417987, 464430, 557316, 619240, 696645, 835974, 928860, 1114632, 1393290, 1671948, 1857720, 2089935, 2786580, 3343896, 4179870, 5573160, 8359740, 16719480]

約数ペア:

[(1, 16719480), (2, 8359740), (3, 5573160), (4, 4179870), (5, 3343896), (6, 2786580), (8, 2089935), (9, 1857720), (10, 1671948), (12, 1393290), (15, 1114632), (18, 928860), (20, 835974), (24, 696645), (27, 619240), (30, 557316), (36, 464430), (40, 417987), (45, 371544), (54, 309620), (60, 278658), (72, 232215), (90, 185772), (108, 154810), (113, 147960), (120, 139329), (135, 123848), (137, 122040), (180, 92886), (216, 77405), (226, 73980), (270, 61924), (274, 61020), (339, 49320), (360, 46443), (411, 40680), (452, 36990), (540, 30962), (548, 30510), (565, 29592), (678, 24660), (685, 24408), (822, 20340), (904, 18495), (1017, 16440), (1080, 15481), (1096, 15255), (1130, 14796), (1233, 13560), (1356, 12330), (1370, 12204), (1644, 10170), (1695, 9864), (2034, 8220), (2055, 8136), (2260, 7398), (2466, 6780), (2712, 6165), (2740, 6102), (3051, 5480), (3288, 5085), (3390, 4932), (3699, 4520), (4068, 4110)]