123843500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 313709760

約数和(自身を除く): 189866260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 89, 92, 100, 110, 115, 121, 125, 178, 220, 230, 242, 250, 253, 275, 356, 445, 460, 484, 500, 506, 550, 575, 605, 890, 979, 1012, 1100, 1150, 1210, 1265, 1375, 1780, 1958, 2047, 2225, 2300, 2420, 2530, 2750, 2783, 2875, 3025, 3916, 4094, 4450, 4895, 5060, 5500, 5566, 5750, 6050, 6325, 8188, 8900, 9790, 10235, 10769, 11125, 11132, 11500, 12100, 12650, 13915, 15125, 19580, 20470, 21538, 22250, 22517, 24475, 25300, 27830, 30250, 31625, 40940, 43076, 44500, 45034, 48950, 51175, 53845, 55660, 60500, 63250, 69575, 90068, 97900, 102350, 107690, 112585, 122375, 126500, 139150, 204700, 215380, 225170, 244750, 247687, 255875, 269225, 278300, 347875, 450340, 489500, 495374, 511750, 538450, 562925, 695750, 990748, 1023500, 1076900, 1125850, 1238435, 1346125, 1391500, 2251700, 2476870, 2692250, 2814625, 4953740, 5384500, 5629250, 6192175, 11258500, 12384350, 24768700, 30960875, 61921750, 123843500]

約数ペア:

[(1, 123843500), (2, 61921750), (4, 30960875), (5, 24768700), (10, 12384350), (11, 11258500), (20, 6192175), (22, 5629250), (23, 5384500), (25, 4953740), (44, 2814625), (46, 2692250), (50, 2476870), (55, 2251700), (89, 1391500), (92, 1346125), (100, 1238435), (110, 1125850), (115, 1076900), (121, 1023500), (125, 990748), (178, 695750), (220, 562925), (230, 538450), (242, 511750), (250, 495374), (253, 489500), (275, 450340), (356, 347875), (445, 278300), (460, 269225), (484, 255875), (500, 247687), (506, 244750), (550, 225170), (575, 215380), (605, 204700), (890, 139150), (979, 126500), (1012, 122375), (1100, 112585), (1150, 107690), (1210, 102350), (1265, 97900), (1375, 90068), (1780, 69575), (1958, 63250), (2047, 60500), (2225, 55660), (2300, 53845), (2420, 51175), (2530, 48950), (2750, 45034), (2783, 44500), (2875, 43076), (3025, 40940), (3916, 31625), (4094, 30250), (4450, 27830), (4895, 25300), (5060, 24475), (5500, 22517), (5566, 22250), (5750, 21538), (6050, 20470), (6325, 19580), (8188, 15125), (8900, 13915), (9790, 12650), (10235, 12100), (10769, 11500), (11125, 11132)]