196488540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1600

約数の個数: 144

約数和(自身を含む): 642410496

約数和(自身を除く): 445921956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1531, 1860, 2070, 2139, 2790, 2852, 3062, 3565, 4140, 4278, 4593, 5580, 6124, 6417, 7130, 7655, 8556, 9186, 10695, 12834, 13779, 14260, 15310, 18372, 21390, 22965, 25668, 27558, 30620, 32085, 35213, 42780, 45930, 47461, 55116, 64170, 68895, 70426, 91860, 94922, 105639, 128340, 137790, 140852, 142383, 176065, 189844, 211278, 237305, 275580, 284766, 316917, 352130, 422556, 427149, 474610, 528195, 569532, 633834, 704260, 711915, 854298, 949220, 1056390, 1091603, 1267668, 1423830, 1584585, 1708596, 2112780, 2135745, 2183206, 2847660, 3169170, 3274809, 4271490, 4366412, 5458015, 6338340, 6549618, 8542980, 9824427, 10916030, 13099236, 16374045, 19648854, 21832060, 32748090, 39297708, 49122135, 65496180, 98244270, 196488540]

約数ペア:

[(1, 196488540), (2, 98244270), (3, 65496180), (4, 49122135), (5, 39297708), (6, 32748090), (9, 21832060), (10, 19648854), (12, 16374045), (15, 13099236), (18, 10916030), (20, 9824427), (23, 8542980), (30, 6549618), (31, 6338340), (36, 5458015), (45, 4366412), (46, 4271490), (60, 3274809), (62, 3169170), (69, 2847660), (90, 2183206), (92, 2135745), (93, 2112780), (115, 1708596), (124, 1584585), (138, 1423830), (155, 1267668), (180, 1091603), (186, 1056390), (207, 949220), (230, 854298), (276, 711915), (279, 704260), (310, 633834), (345, 569532), (372, 528195), (414, 474610), (460, 427149), (465, 422556), (558, 352130), (620, 316917), (690, 284766), (713, 275580), (828, 237305), (930, 211278), (1035, 189844), (1116, 176065), (1380, 142383), (1395, 140852), (1426, 137790), (1531, 128340), (1860, 105639), (2070, 94922), (2139, 91860), (2790, 70426), (2852, 68895), (3062, 64170), (3565, 55116), (4140, 47461), (4278, 45930), (4593, 42780), (5580, 35213), (6124, 32085), (6417, 30620), (7130, 27558), (7655, 25668), (8556, 22965), (9186, 21390), (10695, 18372), (12834, 15310), (13779, 14260)]