81475800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1066

約数の個数: 192

約数和(自身を含む): 304147200

約数和(自身を除く): 222671400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 50, 56, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 266, 280, 285, 300, 350, 380, 399, 420, 456, 475, 525, 532, 570, 600, 665, 700, 760, 798, 840, 950, 1021, 1050, 1064, 1140, 1330, 1400, 1425, 1596, 1900, 1995, 2042, 2100, 2280, 2660, 2850, 3063, 3192, 3325, 3800, 3990, 4084, 4200, 5105, 5320, 5700, 6126, 6650, 7147, 7980, 8168, 9975, 10210, 11400, 12252, 13300, 14294, 15315, 15960, 19399, 19950, 20420, 21441, 24504, 25525, 26600, 28588, 30630, 35735, 38798, 39900, 40840, 42882, 51050, 57176, 58197, 61260, 71470, 76575, 77596, 79800, 85764, 96995, 102100, 107205, 116394, 122520, 135793, 142940, 153150, 155192, 171528, 178675, 193990, 204200, 214410, 232788, 271586, 285880, 290985, 306300, 357350, 387980, 407379, 428820, 465576, 484975, 536025, 543172, 581970, 612600, 678965, 714700, 775960, 814758, 857640, 969950, 1072050, 1086344, 1163940, 1357930, 1429400, 1454925, 1629516, 1939900, 2036895, 2144100, 2327880, 2715860, 2909850, 3259032, 3394825, 3879800, 4073790, 4288200, 5431720, 5819700, 6789650, 8147580, 10184475, 11639400, 13579300, 16295160, 20368950, 27158600, 40737900, 81475800]

約数ペア:

[(1, 81475800), (2, 40737900), (3, 27158600), (4, 20368950), (5, 16295160), (6, 13579300), (7, 11639400), (8, 10184475), (10, 8147580), (12, 6789650), (14, 5819700), (15, 5431720), (19, 4288200), (20, 4073790), (21, 3879800), (24, 3394825), (25, 3259032), (28, 2909850), (30, 2715860), (35, 2327880), (38, 2144100), (40, 2036895), (42, 1939900), (50, 1629516), (56, 1454925), (57, 1429400), (60, 1357930), (70, 1163940), (75, 1086344), (76, 1072050), (84, 969950), (95, 857640), (100, 814758), (105, 775960), (114, 714700), (120, 678965), (133, 612600), (140, 581970), (150, 543172), (152, 536025), (168, 484975), (175, 465576), (190, 428820), (200, 407379), (210, 387980), (228, 357350), (266, 306300), (280, 290985), (285, 285880), (300, 271586), (350, 232788), (380, 214410), (399, 204200), (420, 193990), (456, 178675), (475, 171528), (525, 155192), (532, 153150), (570, 142940), (600, 135793), (665, 122520), (700, 116394), (760, 107205), (798, 102100), (840, 96995), (950, 85764), (1021, 79800), (1050, 77596), (1064, 76575), (1140, 71470), (1330, 61260), (1400, 58197), (1425, 57176), (1596, 51050), (1900, 42882), (1995, 40840), (2042, 39900), (2100, 38798), (2280, 35735), (2660, 30630), (2850, 28588), (3063, 26600), (3192, 25525), (3325, 24504), (3800, 21441), (3990, 20420), (4084, 19950), (4200, 19399), (5105, 15960), (5320, 15315), (5700, 14294), (6126, 13300), (6650, 12252), (7147, 11400), (7980, 10210), (8168, 9975)]