215530920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1536

約数の個数: 192

約数和(自身を含む): 785341440

約数和(自身を除く): 569810520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 55, 60, 66, 72, 74, 88, 90, 99, 110, 111, 120, 132, 148, 165, 180, 185, 198, 220, 222, 264, 296, 330, 333, 360, 370, 396, 407, 440, 444, 495, 555, 660, 666, 740, 792, 814, 888, 990, 1110, 1221, 1320, 1332, 1471, 1480, 1628, 1665, 1980, 2035, 2220, 2442, 2664, 2942, 3256, 3330, 3663, 3960, 4070, 4413, 4440, 4884, 5884, 6105, 6660, 7326, 7355, 8140, 8826, 9768, 11768, 12210, 13239, 13320, 14652, 14710, 16181, 16280, 17652, 18315, 22065, 24420, 26478, 29304, 29420, 32362, 35304, 36630, 44130, 48543, 48840, 52956, 54427, 58840, 64724, 66195, 73260, 80905, 88260, 97086, 105912, 108854, 129448, 132390, 145629, 146520, 161810, 163281, 176520, 194172, 217708, 242715, 264780, 272135, 291258, 323620, 326562, 388344, 435416, 485430, 489843, 529560, 544270, 582516, 598697, 647240, 653124, 728145, 816405, 970860, 979686, 1088540, 1165032, 1197394, 1306248, 1456290, 1632810, 1796091, 1941720, 1959372, 2177080, 2394788, 2449215, 2912580, 2993485, 3265620, 3592182, 3918744, 4789576, 4898430, 5388273, 5825160, 5986970, 6531240, 7184364, 8980455, 9796860, 10776546, 11973940, 14368728, 17960910, 19593720, 21553092, 23947880, 26941365, 35921820, 43106184, 53882730, 71843640, 107765460, 215530920]

約数ペア:

[(1, 215530920), (2, 107765460), (3, 71843640), (4, 53882730), (5, 43106184), (6, 35921820), (8, 26941365), (9, 23947880), (10, 21553092), (11, 19593720), (12, 17960910), (15, 14368728), (18, 11973940), (20, 10776546), (22, 9796860), (24, 8980455), (30, 7184364), (33, 6531240), (36, 5986970), (37, 5825160), (40, 5388273), (44, 4898430), (45, 4789576), (55, 3918744), (60, 3592182), (66, 3265620), (72, 2993485), (74, 2912580), (88, 2449215), (90, 2394788), (99, 2177080), (110, 1959372), (111, 1941720), (120, 1796091), (132, 1632810), (148, 1456290), (165, 1306248), (180, 1197394), (185, 1165032), (198, 1088540), (220, 979686), (222, 970860), (264, 816405), (296, 728145), (330, 653124), (333, 647240), (360, 598697), (370, 582516), (396, 544270), (407, 529560), (440, 489843), (444, 485430), (495, 435416), (555, 388344), (660, 326562), (666, 323620), (740, 291258), (792, 272135), (814, 264780), (888, 242715), (990, 217708), (1110, 194172), (1221, 176520), (1320, 163281), (1332, 161810), (1471, 146520), (1480, 145629), (1628, 132390), (1665, 129448), (1980, 108854), (2035, 105912), (2220, 97086), (2442, 88260), (2664, 80905), (2942, 73260), (3256, 66195), (3330, 64724), (3663, 58840), (3960, 54427), (4070, 52956), (4413, 48840), (4440, 48543), (4884, 44130), (5884, 36630), (6105, 35304), (6660, 32362), (7326, 29420), (7355, 29304), (8140, 26478), (8826, 24420), (9768, 22065), (11768, 18315), (12210, 17652), (13239, 16280), (13320, 16181), (14652, 14710)]