2788896060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{947}}^1\times {\mathrm{16361}}^1$

素因数の和:17323

約数の個数: 72

約数和(自身を含む): 8469102096

約数和(自身を除く): 5680206036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 947, 1894, 2841, 3788, 4735, 5682, 8523, 9470, 11364, 14205, 16361, 17046, 18940, 28410, 32722, 34092, 42615, 49083, 56820, 65444, 81805, 85230, 98166, 147249, 163610, 170460, 196332, 245415, 294498, 327220, 490830, 588996, 736245, 981660, 1472490, 2944980, 15493867, 30987734, 46481601, 61975468, 77469335, 92963202, 139444803, 154938670, 185926404, 232408005, 278889606, 309877340, 464816010, 557779212, 697224015, 929632020, 1394448030, 2788896060]

約数ペア:

[(1, 2788896060), (2, 1394448030), (3, 929632020), (4, 697224015), (5, 557779212), (6, 464816010), (9, 309877340), (10, 278889606), (12, 232408005), (15, 185926404), (18, 154938670), (20, 139444803), (30, 92963202), (36, 77469335), (45, 61975468), (60, 46481601), (90, 30987734), (180, 15493867), (947, 2944980), (1894, 1472490), (2841, 981660), (3788, 736245), (4735, 588996), (5682, 490830), (8523, 327220), (9470, 294498), (11364, 245415), (14205, 196332), (16361, 170460), (17046, 163610), (18940, 147249), (28410, 98166), (32722, 85230), (34092, 81805), (42615, 65444), (49083, 56820)]