71219400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:604

約数の個数: 192

約数和(自身を含む): 260935680

約数和(自身を除く): 189716280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 50, 56, 60, 62, 70, 75, 84, 93, 100, 105, 120, 124, 140, 150, 155, 168, 175, 186, 200, 210, 217, 248, 280, 300, 310, 350, 372, 420, 434, 465, 525, 547, 600, 620, 651, 700, 744, 775, 840, 868, 930, 1050, 1085, 1094, 1240, 1302, 1400, 1550, 1641, 1736, 1860, 2100, 2170, 2188, 2325, 2604, 2735, 3100, 3255, 3282, 3720, 3829, 4200, 4340, 4376, 4650, 5208, 5425, 5470, 6200, 6510, 6564, 7658, 8205, 8680, 9300, 10850, 10940, 11487, 13020, 13128, 13675, 15316, 16275, 16410, 16957, 18600, 19145, 21700, 21880, 22974, 26040, 27350, 30632, 32550, 32820, 33914, 38290, 41025, 43400, 45948, 50871, 54700, 57435, 65100, 65640, 67828, 76580, 82050, 84785, 91896, 95725, 101742, 109400, 114870, 118699, 130200, 135656, 153160, 164100, 169570, 191450, 203484, 229740, 237398, 254355, 287175, 328200, 339140, 356097, 382900, 406968, 423925, 459480, 474796, 508710, 574350, 593495, 678280, 712194, 765800, 847850, 949592, 1017420, 1148700, 1186990, 1271775, 1424388, 1695700, 1780485, 2034840, 2297400, 2373980, 2543550, 2848776, 2967475, 3391400, 3560970, 4747960, 5087100, 5934950, 7121940, 8902425, 10174200, 11869900, 14243880, 17804850, 23739800, 35609700, 71219400]

約数ペア:

[(1, 71219400), (2, 35609700), (3, 23739800), (4, 17804850), (5, 14243880), (6, 11869900), (7, 10174200), (8, 8902425), (10, 7121940), (12, 5934950), (14, 5087100), (15, 4747960), (20, 3560970), (21, 3391400), (24, 2967475), (25, 2848776), (28, 2543550), (30, 2373980), (31, 2297400), (35, 2034840), (40, 1780485), (42, 1695700), (50, 1424388), (56, 1271775), (60, 1186990), (62, 1148700), (70, 1017420), (75, 949592), (84, 847850), (93, 765800), (100, 712194), (105, 678280), (120, 593495), (124, 574350), (140, 508710), (150, 474796), (155, 459480), (168, 423925), (175, 406968), (186, 382900), (200, 356097), (210, 339140), (217, 328200), (248, 287175), (280, 254355), (300, 237398), (310, 229740), (350, 203484), (372, 191450), (420, 169570), (434, 164100), (465, 153160), (525, 135656), (547, 130200), (600, 118699), (620, 114870), (651, 109400), (700, 101742), (744, 95725), (775, 91896), (840, 84785), (868, 82050), (930, 76580), (1050, 67828), (1085, 65640), (1094, 65100), (1240, 57435), (1302, 54700), (1400, 50871), (1550, 45948), (1641, 43400), (1736, 41025), (1860, 38290), (2100, 33914), (2170, 32820), (2188, 32550), (2325, 30632), (2604, 27350), (2735, 26040), (3100, 22974), (3255, 21880), (3282, 21700), (3720, 19145), (3829, 18600), (4200, 16957), (4340, 16410), (4376, 16275), (4650, 15316), (5208, 13675), (5425, 13128), (5470, 13020), (6200, 11487), (6510, 10940), (6564, 10850), (7658, 9300), (8205, 8680)]