80371920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19699}}^1$

素因数の和:19732

約数の個数: 80

約数和(自身を含む): 263822400

約数和(自身を除く): 183450480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 19699, 39398, 59097, 78796, 98495, 118194, 157592, 196990, 236388, 295485, 315184, 334883, 393980, 472776, 590970, 669766, 787960, 945552, 1004649, 1181940, 1339532, 1575920, 1674415, 2009298, 2363880, 2679064, 3348830, 4018596, 4727760, 5023245, 5358128, 6697660, 8037192, 10046490, 13395320, 16074384, 20092980, 26790640, 40185960, 80371920]

約数ペア:

[(1, 80371920), (2, 40185960), (3, 26790640), (4, 20092980), (5, 16074384), (6, 13395320), (8, 10046490), (10, 8037192), (12, 6697660), (15, 5358128), (16, 5023245), (17, 4727760), (20, 4018596), (24, 3348830), (30, 2679064), (34, 2363880), (40, 2009298), (48, 1674415), (51, 1575920), (60, 1339532), (68, 1181940), (80, 1004649), (85, 945552), (102, 787960), (120, 669766), (136, 590970), (170, 472776), (204, 393980), (240, 334883), (255, 315184), (272, 295485), (340, 236388), (408, 196990), (510, 157592), (680, 118194), (816, 98495), (1020, 78796), (1360, 59097), (2040, 39398), (4080, 19699)]