40140180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{829}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 122358600

約数和(自身を除く): 82218420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 829, 1076, 1345, 1614, 1658, 2421, 2487, 2690, 3228, 3316, 4035, 4145, 4842, 4974, 5380, 7461, 8070, 8290, 9684, 9948, 12105, 12435, 14922, 16140, 16580, 24210, 24870, 29844, 37305, 48420, 49740, 74610, 149220, 223001, 446002, 669003, 892004, 1115005, 1338006, 2007009, 2230010, 2676012, 3345015, 4014018, 4460020, 6690030, 8028036, 10035045, 13380060, 20070090, 40140180]

約数ペア:

[(1, 40140180), (2, 20070090), (3, 13380060), (4, 10035045), (5, 8028036), (6, 6690030), (9, 4460020), (10, 4014018), (12, 3345015), (15, 2676012), (18, 2230010), (20, 2007009), (30, 1338006), (36, 1115005), (45, 892004), (60, 669003), (90, 446002), (180, 223001), (269, 149220), (538, 74610), (807, 49740), (829, 48420), (1076, 37305), (1345, 29844), (1614, 24870), (1658, 24210), (2421, 16580), (2487, 16140), (2690, 14922), (3228, 12435), (3316, 12105), (4035, 9948), (4145, 9684), (4842, 8290), (4974, 8070), (5380, 7461)]