164363640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{27953}}^1$

素因数の和:27981

約数の個数: 96

約数和(自身を含む): 573616080

約数和(自身を除く): 409252440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 27953, 55906, 83859, 111812, 139765, 167718, 195671, 223624, 279530, 335436, 391342, 419295, 559060, 587013, 670872, 782684, 838590, 978355, 1118120, 1174026, 1369697, 1565368, 1677180, 1956710, 2348052, 2739394, 2935065, 3354360, 3913420, 4109091, 4696104, 5478788, 5870130, 6848485, 7826840, 8218182, 10957576, 11740260, 13696970, 16436364, 20545455, 23480520, 27393940, 32872728, 41090910, 54787880, 82181820, 164363640]

約数ペア:

[(1, 164363640), (2, 82181820), (3, 54787880), (4, 41090910), (5, 32872728), (6, 27393940), (7, 23480520), (8, 20545455), (10, 16436364), (12, 13696970), (14, 11740260), (15, 10957576), (20, 8218182), (21, 7826840), (24, 6848485), (28, 5870130), (30, 5478788), (35, 4696104), (40, 4109091), (42, 3913420), (49, 3354360), (56, 2935065), (60, 2739394), (70, 2348052), (84, 1956710), (98, 1677180), (105, 1565368), (120, 1369697), (140, 1174026), (147, 1118120), (168, 978355), (196, 838590), (210, 782684), (245, 670872), (280, 587013), (294, 559060), (392, 419295), (420, 391342), (490, 335436), (588, 279530), (735, 223624), (840, 195671), (980, 167718), (1176, 139765), (1470, 111812), (1960, 83859), (2940, 55906), (5880, 27953)]