80022240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:993

約数の個数: 144

約数和(自身を含む): 277857216

約数和(自身を除く): 197834976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 911, 915, 976, 1098, 1220, 1440, 1464, 1822, 1830, 1952, 2196, 2440, 2733, 2745, 2928, 3644, 3660, 4392, 4555, 4880, 5466, 5490, 5856, 7288, 7320, 8199, 8784, 9110, 9760, 10932, 10980, 13665, 14576, 14640, 16398, 17568, 18220, 21864, 21960, 27330, 29152, 29280, 32796, 36440, 40995, 43728, 43920, 54660, 55571, 65592, 72880, 81990, 87456, 87840, 109320, 111142, 131184, 145760, 163980, 166713, 218640, 222284, 262368, 277855, 327960, 333426, 437280, 444568, 500139, 555710, 655920, 666852, 833565, 889136, 1000278, 1111420, 1311840, 1333704, 1667130, 1778272, 2000556, 2222840, 2500695, 2667408, 3334260, 4001112, 4445680, 5001390, 5334816, 6668520, 8002224, 8891360, 10002780, 13337040, 16004448, 20005560, 26674080, 40011120, 80022240]

約数ペア:

[(1, 80022240), (2, 40011120), (3, 26674080), (4, 20005560), (5, 16004448), (6, 13337040), (8, 10002780), (9, 8891360), (10, 8002224), (12, 6668520), (15, 5334816), (16, 5001390), (18, 4445680), (20, 4001112), (24, 3334260), (30, 2667408), (32, 2500695), (36, 2222840), (40, 2000556), (45, 1778272), (48, 1667130), (60, 1333704), (61, 1311840), (72, 1111420), (80, 1000278), (90, 889136), (96, 833565), (120, 666852), (122, 655920), (144, 555710), (160, 500139), (180, 444568), (183, 437280), (240, 333426), (244, 327960), (288, 277855), (305, 262368), (360, 222284), (366, 218640), (480, 166713), (488, 163980), (549, 145760), (610, 131184), (720, 111142), (732, 109320), (911, 87840), (915, 87456), (976, 81990), (1098, 72880), (1220, 65592), (1440, 55571), (1464, 54660), (1822, 43920), (1830, 43728), (1952, 40995), (2196, 36440), (2440, 32796), (2733, 29280), (2745, 29152), (2928, 27330), (3644, 21960), (3660, 21864), (4392, 18220), (4555, 17568), (4880, 16398), (5466, 14640), (5490, 14576), (5856, 13665), (7288, 10980), (7320, 10932), (8199, 9760), (8784, 9110)]