227500020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1406

約数の個数: 144

約数和(自身を含む): 761866560

約数和(自身を除く): 534366540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 89, 90, 99, 110, 132, 165, 178, 180, 198, 220, 267, 330, 356, 396, 445, 495, 534, 660, 801, 890, 979, 990, 1068, 1291, 1335, 1602, 1780, 1958, 1980, 2582, 2670, 2937, 3204, 3873, 3916, 4005, 4895, 5164, 5340, 5874, 6455, 7746, 8010, 8811, 9790, 11619, 11748, 12910, 14201, 14685, 15492, 16020, 17622, 19365, 19580, 23238, 25820, 28402, 29370, 35244, 38730, 42603, 44055, 46476, 56804, 58095, 58740, 71005, 77460, 85206, 88110, 114899, 116190, 127809, 142010, 170412, 176220, 213015, 229798, 232380, 255618, 284020, 344697, 426030, 459596, 511236, 574495, 639045, 689394, 852060, 1034091, 1148990, 1263889, 1278090, 1378788, 1723485, 2068182, 2297980, 2527778, 2556180, 3446970, 3791667, 4136364, 5055556, 5170455, 6319445, 6893940, 7583334, 10340910, 11375001, 12638890, 15166668, 18958335, 20681820, 22750002, 25277780, 37916670, 45500004, 56875005, 75833340, 113750010, 227500020]

約数ペア:

[(1, 227500020), (2, 113750010), (3, 75833340), (4, 56875005), (5, 45500004), (6, 37916670), (9, 25277780), (10, 22750002), (11, 20681820), (12, 18958335), (15, 15166668), (18, 12638890), (20, 11375001), (22, 10340910), (30, 7583334), (33, 6893940), (36, 6319445), (44, 5170455), (45, 5055556), (55, 4136364), (60, 3791667), (66, 3446970), (89, 2556180), (90, 2527778), (99, 2297980), (110, 2068182), (132, 1723485), (165, 1378788), (178, 1278090), (180, 1263889), (198, 1148990), (220, 1034091), (267, 852060), (330, 689394), (356, 639045), (396, 574495), (445, 511236), (495, 459596), (534, 426030), (660, 344697), (801, 284020), (890, 255618), (979, 232380), (990, 229798), (1068, 213015), (1291, 176220), (1335, 170412), (1602, 142010), (1780, 127809), (1958, 116190), (1980, 114899), (2582, 88110), (2670, 85206), (2937, 77460), (3204, 71005), (3873, 58740), (3916, 58095), (4005, 56804), (4895, 46476), (5164, 44055), (5340, 42603), (5874, 38730), (6455, 35244), (7746, 29370), (8010, 28402), (8811, 25820), (9790, 23238), (11619, 19580), (11748, 19365), (12910, 17622), (14201, 16020), (14685, 15492)]