164249820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2137}}^1$

素因数の和:2220

約数の個数: 144

約数和(自身を含む): 579004608

約数和(自身を除く): 414754788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2137, 2196, 2562, 2745, 3660, 3843, 4270, 4274, 5124, 5490, 6405, 6411, 7686, 8540, 8548, 10685, 10980, 12810, 12822, 14959, 15372, 19215, 19233, 21370, 25620, 25644, 29918, 32055, 38430, 38466, 42740, 44877, 59836, 64110, 74795, 76860, 76932, 89754, 96165, 128220, 130357, 134631, 149590, 179508, 192330, 224385, 260714, 269262, 299180, 384660, 391071, 448770, 521428, 538524, 651785, 673155, 782142, 897540, 912499, 1173213, 1303570, 1346310, 1564284, 1824998, 1955355, 2346426, 2607140, 2692620, 2737497, 3649996, 3910710, 4562495, 4692852, 5474994, 5866065, 7821420, 8212491, 9124990, 10949988, 11732130, 13687485, 16424982, 18249980, 23464260, 27374970, 32849964, 41062455, 54749940, 82124910, 164249820]

約数ペア:

[(1, 164249820), (2, 82124910), (3, 54749940), (4, 41062455), (5, 32849964), (6, 27374970), (7, 23464260), (9, 18249980), (10, 16424982), (12, 13687485), (14, 11732130), (15, 10949988), (18, 9124990), (20, 8212491), (21, 7821420), (28, 5866065), (30, 5474994), (35, 4692852), (36, 4562495), (42, 3910710), (45, 3649996), (60, 2737497), (61, 2692620), (63, 2607140), (70, 2346426), (84, 1955355), (90, 1824998), (105, 1564284), (122, 1346310), (126, 1303570), (140, 1173213), (180, 912499), (183, 897540), (210, 782142), (244, 673155), (252, 651785), (305, 538524), (315, 521428), (366, 448770), (420, 391071), (427, 384660), (549, 299180), (610, 269262), (630, 260714), (732, 224385), (854, 192330), (915, 179508), (1098, 149590), (1220, 134631), (1260, 130357), (1281, 128220), (1708, 96165), (1830, 89754), (2135, 76932), (2137, 76860), (2196, 74795), (2562, 64110), (2745, 59836), (3660, 44877), (3843, 42740), (4270, 38466), (4274, 38430), (5124, 32055), (5490, 29918), (6405, 25644), (6411, 25620), (7686, 21370), (8540, 19233), (8548, 19215), (10685, 15372), (10980, 14959), (12810, 12822)]