215525640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:308

約数の個数: 256

約数和(自身を含む): 763084800

約数和(自身を除く): 547559160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 31, 33, 40, 44, 46, 55, 60, 62, 66, 69, 88, 92, 93, 110, 115, 120, 124, 132, 138, 155, 165, 184, 186, 220, 229, 230, 248, 253, 264, 276, 310, 330, 341, 345, 372, 440, 458, 460, 465, 506, 552, 620, 660, 682, 687, 690, 713, 744, 759, 916, 920, 930, 1012, 1023, 1145, 1240, 1265, 1320, 1364, 1374, 1380, 1426, 1518, 1705, 1832, 1860, 2024, 2046, 2139, 2290, 2519, 2530, 2728, 2748, 2760, 2852, 3036, 3410, 3435, 3565, 3720, 3795, 4092, 4278, 4580, 5038, 5060, 5115, 5267, 5496, 5704, 6072, 6820, 6870, 7099, 7130, 7557, 7590, 7843, 8184, 8556, 9160, 10076, 10120, 10230, 10534, 10695, 12595, 13640, 13740, 14198, 14260, 15114, 15180, 15686, 15801, 17112, 20152, 20460, 21068, 21297, 21390, 23529, 25190, 26335, 27480, 28396, 28520, 30228, 30360, 31372, 31602, 35495, 37785, 39215, 40920, 42136, 42594, 42780, 47058, 50380, 52670, 56792, 57937, 60456, 62744, 63204, 70990, 75570, 78089, 78430, 79005, 85188, 85560, 94116, 100760, 105340, 106485, 115874, 117645, 126408, 141980, 151140, 156178, 156860, 158010, 163277, 170376, 173811, 188232, 210680, 212970, 231748, 234267, 235290, 283960, 289685, 302280, 312356, 313720, 316020, 326554, 347622, 390445, 425940, 463496, 468534, 470580, 489831, 579370, 624712, 632040, 653108, 695244, 780890, 816385, 851880, 869055, 937068, 941160, 979662, 1158740, 1171335, 1306216, 1390488, 1561780, 1632770, 1738110, 1796047, 1874136, 1959324, 2317480, 2342670, 2449155, 3123560, 3265540, 3476220, 3592094, 3918648, 4685340, 4898310, 5388141, 6531080, 6952440, 7184188, 8980235, 9370680, 9796620, 10776282, 14368376, 17960470, 19593240, 21552564, 26940705, 35920940, 43105128, 53881410, 71841880, 107762820, 215525640]

約数ペア:

[(1, 215525640), (2, 107762820), (3, 71841880), (4, 53881410), (5, 43105128), (6, 35920940), (8, 26940705), (10, 21552564), (11, 19593240), (12, 17960470), (15, 14368376), (20, 10776282), (22, 9796620), (23, 9370680), (24, 8980235), (30, 7184188), (31, 6952440), (33, 6531080), (40, 5388141), (44, 4898310), (46, 4685340), (55, 3918648), (60, 3592094), (62, 3476220), (66, 3265540), (69, 3123560), (88, 2449155), (92, 2342670), (93, 2317480), (110, 1959324), (115, 1874136), (120, 1796047), (124, 1738110), (132, 1632770), (138, 1561780), (155, 1390488), (165, 1306216), (184, 1171335), (186, 1158740), (220, 979662), (229, 941160), (230, 937068), (248, 869055), (253, 851880), (264, 816385), (276, 780890), (310, 695244), (330, 653108), (341, 632040), (345, 624712), (372, 579370), (440, 489831), (458, 470580), (460, 468534), (465, 463496), (506, 425940), (552, 390445), (620, 347622), (660, 326554), (682, 316020), (687, 313720), (690, 312356), (713, 302280), (744, 289685), (759, 283960), (916, 235290), (920, 234267), (930, 231748), (1012, 212970), (1023, 210680), (1145, 188232), (1240, 173811), (1265, 170376), (1320, 163277), (1364, 158010), (1374, 156860), (1380, 156178), (1426, 151140), (1518, 141980), (1705, 126408), (1832, 117645), (1860, 115874), (2024, 106485), (2046, 105340), (2139, 100760), (2290, 94116), (2519, 85560), (2530, 85188), (2728, 79005), (2748, 78430), (2760, 78089), (2852, 75570), (3036, 70990), (3410, 63204), (3435, 62744), (3565, 60456), (3720, 57937), (3795, 56792), (4092, 52670), (4278, 50380), (4580, 47058), (5038, 42780), (5060, 42594), (5115, 42136), (5267, 40920), (5496, 39215), (5704, 37785), (6072, 35495), (6820, 31602), (6870, 31372), (7099, 30360), (7130, 30228), (7557, 28520), (7590, 28396), (7843, 27480), (8184, 26335), (8556, 25190), (9160, 23529), (10076, 21390), (10120, 21297), (10230, 21068), (10534, 20460), (10695, 20152), (12595, 17112), (13640, 15801), (13740, 15686), (14198, 15180), (14260, 15114)]