1280500320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{242519}}^1$

素因数の和:242548

約数の個数: 96

約数和(自身を含む): 4400282880

約数和(自身を除く): 3119782560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 242519, 485038, 727557, 970076, 1212595, 1455114, 1940152, 2425190, 2667709, 2910228, 3637785, 3880304, 4850380, 5335418, 5820456, 7275570, 7760608, 8003127, 9700760, 10670836, 11640912, 13338545, 14551140, 16006254, 19401520, 21341672, 23281824, 26677090, 29102280, 32012508, 38803040, 40015635, 42683344, 53354180, 58204560, 64025016, 80031270, 85366688, 106708360, 116409120, 128050032, 160062540, 213416720, 256100064, 320125080, 426833440, 640250160, 1280500320]

約数ペア:

[(1, 1280500320), (2, 640250160), (3, 426833440), (4, 320125080), (5, 256100064), (6, 213416720), (8, 160062540), (10, 128050032), (11, 116409120), (12, 106708360), (15, 85366688), (16, 80031270), (20, 64025016), (22, 58204560), (24, 53354180), (30, 42683344), (32, 40015635), (33, 38803040), (40, 32012508), (44, 29102280), (48, 26677090), (55, 23281824), (60, 21341672), (66, 19401520), (80, 16006254), (88, 14551140), (96, 13338545), (110, 11640912), (120, 10670836), (132, 9700760), (160, 8003127), (165, 7760608), (176, 7275570), (220, 5820456), (240, 5335418), (264, 4850380), (330, 3880304), (352, 3637785), (440, 2910228), (480, 2667709), (528, 2425190), (660, 1940152), (880, 1455114), (1056, 1212595), (1320, 970076), (1760, 727557), (2640, 485038), (5280, 242519)]