201788880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20507}}^1$

素因数の和:20564

約数の個数: 80

約数和(自身を含む): 640833984

約数和(自身を除く): 439045104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 20507, 41014, 61521, 82028, 102535, 123042, 164056, 205070, 246084, 307605, 328112, 410140, 492168, 615210, 820280, 840787, 984336, 1230420, 1640560, 1681574, 2460840, 2522361, 3363148, 4203935, 4921680, 5044722, 6726296, 8407870, 10089444, 12611805, 13452592, 16815740, 20178888, 25223610, 33631480, 40357776, 50447220, 67262960, 100894440, 201788880]

約数ペア:

[(1, 201788880), (2, 100894440), (3, 67262960), (4, 50447220), (5, 40357776), (6, 33631480), (8, 25223610), (10, 20178888), (12, 16815740), (15, 13452592), (16, 12611805), (20, 10089444), (24, 8407870), (30, 6726296), (40, 5044722), (41, 4921680), (48, 4203935), (60, 3363148), (80, 2522361), (82, 2460840), (120, 1681574), (123, 1640560), (164, 1230420), (205, 984336), (240, 840787), (246, 820280), (328, 615210), (410, 492168), (492, 410140), (615, 328112), (656, 307605), (820, 246084), (984, 205070), (1230, 164056), (1640, 123042), (1968, 102535), (2460, 82028), (3280, 61521), (4920, 41014), (9840, 20507)]