17640540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4261}}^1$

素因数の和:4299

約数の個数: 72

約数和(自身を含む): 55849248

約数和(自身を除く): 38208708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4261, 8522, 12783, 17044, 21305, 25566, 38349, 42610, 51132, 63915, 76698, 85220, 98003, 127830, 153396, 191745, 196006, 255660, 294009, 383490, 392012, 490015, 588018, 766980, 882027, 980030, 1176036, 1470045, 1764054, 1960060, 2940090, 3528108, 4410135, 5880180, 8820270, 17640540]

約数ペア:

[(1, 17640540), (2, 8820270), (3, 5880180), (4, 4410135), (5, 3528108), (6, 2940090), (9, 1960060), (10, 1764054), (12, 1470045), (15, 1176036), (18, 980030), (20, 882027), (23, 766980), (30, 588018), (36, 490015), (45, 392012), (46, 383490), (60, 294009), (69, 255660), (90, 196006), (92, 191745), (115, 153396), (138, 127830), (180, 98003), (207, 85220), (230, 76698), (276, 63915), (345, 51132), (414, 42610), (460, 38349), (690, 25566), (828, 21305), (1035, 17044), (1380, 12783), (2070, 8522), (4140, 4261)]