71544900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 216

約数和(自身を含む): 250150656

約数和(自身を除く): 178605756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 49, 50, 60, 62, 70, 75, 84, 93, 98, 100, 105, 124, 140, 147, 150, 155, 157, 175, 186, 196, 210, 217, 245, 294, 300, 310, 314, 350, 372, 420, 434, 465, 471, 490, 525, 588, 620, 628, 651, 700, 735, 775, 785, 868, 930, 942, 980, 1050, 1085, 1099, 1225, 1302, 1470, 1519, 1550, 1570, 1860, 1884, 2100, 2170, 2198, 2325, 2355, 2450, 2604, 2940, 3038, 3100, 3140, 3255, 3297, 3675, 3925, 4340, 4396, 4557, 4650, 4710, 4867, 4900, 5425, 5495, 6076, 6510, 6594, 7350, 7595, 7693, 7850, 9114, 9300, 9420, 9734, 10850, 10990, 11775, 13020, 13188, 14601, 14700, 15190, 15386, 15700, 16275, 16485, 18228, 19468, 21700, 21980, 22785, 23079, 23550, 24335, 27475, 29202, 30380, 30772, 32550, 32970, 34069, 37975, 38465, 45570, 46158, 47100, 48670, 54950, 58404, 65100, 65940, 68138, 73005, 75950, 76930, 82425, 91140, 92316, 97340, 102207, 109900, 113925, 115395, 121675, 136276, 146010, 151900, 153860, 164850, 170345, 192325, 204414, 227850, 230790, 238483, 243350, 292020, 329700, 340690, 365025, 384650, 408828, 455700, 461580, 476966, 486700, 511035, 576975, 681380, 715449, 730050, 769300, 851725, 953932, 1022070, 1153950, 1192415, 1430898, 1460100, 1703450, 2044140, 2307900, 2384830, 2555175, 2861796, 3406900, 3577245, 4769660, 5110350, 5962075, 7154490, 10220700, 11924150, 14308980, 17886225, 23848300, 35772450, 71544900]

約数ペア:

[(1, 71544900), (2, 35772450), (3, 23848300), (4, 17886225), (5, 14308980), (6, 11924150), (7, 10220700), (10, 7154490), (12, 5962075), (14, 5110350), (15, 4769660), (20, 3577245), (21, 3406900), (25, 2861796), (28, 2555175), (30, 2384830), (31, 2307900), (35, 2044140), (42, 1703450), (49, 1460100), (50, 1430898), (60, 1192415), (62, 1153950), (70, 1022070), (75, 953932), (84, 851725), (93, 769300), (98, 730050), (100, 715449), (105, 681380), (124, 576975), (140, 511035), (147, 486700), (150, 476966), (155, 461580), (157, 455700), (175, 408828), (186, 384650), (196, 365025), (210, 340690), (217, 329700), (245, 292020), (294, 243350), (300, 238483), (310, 230790), (314, 227850), (350, 204414), (372, 192325), (420, 170345), (434, 164850), (465, 153860), (471, 151900), (490, 146010), (525, 136276), (588, 121675), (620, 115395), (628, 113925), (651, 109900), (700, 102207), (735, 97340), (775, 92316), (785, 91140), (868, 82425), (930, 76930), (942, 75950), (980, 73005), (1050, 68138), (1085, 65940), (1099, 65100), (1225, 58404), (1302, 54950), (1470, 48670), (1519, 47100), (1550, 46158), (1570, 45570), (1860, 38465), (1884, 37975), (2100, 34069), (2170, 32970), (2198, 32550), (2325, 30772), (2355, 30380), (2450, 29202), (2604, 27475), (2940, 24335), (3038, 23550), (3100, 23079), (3140, 22785), (3255, 21980), (3297, 21700), (3675, 19468), (3925, 18228), (4340, 16485), (4396, 16275), (4557, 15700), (4650, 15386), (4710, 15190), (4867, 14700), (4900, 14601), (5425, 13188), (5495, 13020), (6076, 11775), (6510, 10990), (6594, 10850), (7350, 9734), (7595, 9420), (7693, 9300), (7850, 9114)]