16915860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7229}}^1$

素因数の和:7257

約数の個数: 72

約数和(自身を含む): 55266120

約数和(自身を除く): 38350260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7229, 14458, 21687, 28916, 36145, 43374, 65061, 72290, 86748, 93977, 108435, 130122, 144580, 187954, 216870, 260244, 281931, 325305, 375908, 433740, 469885, 563862, 650610, 845793, 939770, 1127724, 1301220, 1409655, 1691586, 1879540, 2819310, 3383172, 4228965, 5638620, 8457930, 16915860]

約数ペア:

[(1, 16915860), (2, 8457930), (3, 5638620), (4, 4228965), (5, 3383172), (6, 2819310), (9, 1879540), (10, 1691586), (12, 1409655), (13, 1301220), (15, 1127724), (18, 939770), (20, 845793), (26, 650610), (30, 563862), (36, 469885), (39, 433740), (45, 375908), (52, 325305), (60, 281931), (65, 260244), (78, 216870), (90, 187954), (117, 144580), (130, 130122), (156, 108435), (180, 93977), (195, 86748), (234, 72290), (260, 65061), (390, 43374), (468, 36145), (585, 28916), (780, 21687), (1170, 14458), (2340, 7229)]