21213051600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71569}}^1$

素因数の和:71622

約数の個数: 240

約数和(自身を含む): 77032222400

約数和(自身を除く): 55819170800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 25, 26, 30, 38, 39, 40, 48, 50, 52, 57, 60, 65, 75, 76, 78, 80, 95, 100, 104, 114, 120, 130, 150, 152, 156, 190, 195, 200, 208, 228, 240, 247, 260, 285, 300, 304, 312, 325, 380, 390, 400, 456, 475, 494, 520, 570, 600, 624, 650, 741, 760, 780, 912, 950, 975, 988, 1040, 1140, 1200, 1235, 1300, 1425, 1482, 1520, 1560, 1900, 1950, 1976, 2280, 2470, 2600, 2850, 2964, 3120, 3705, 3800, 3900, 3952, 4560, 4940, 5200, 5700, 5928, 6175, 7410, 7600, 7800, 9880, 11400, 11856, 12350, 14820, 15600, 18525, 19760, 22800, 24700, 29640, 37050, 49400, 59280, 71569, 74100, 98800, 143138, 148200, 214707, 286276, 296400, 357845, 429414, 572552, 715690, 858828, 930397, 1073535, 1145104, 1359811, 1431380, 1717656, 1789225, 1860794, 2147070, 2719622, 2791191, 2862760, 3435312, 3578450, 3721588, 4079433, 4294140, 4651985, 5367675, 5439244, 5582382, 5725520, 6799055, 7156900, 7443176, 8158866, 8588280, 9303970, 10735350, 10878488, 11164764, 13598110, 13955955, 14313800, 14886352, 16317732, 17176560, 17677543, 18607940, 20397165, 21470700, 21756976, 22329528, 23259925, 27196220, 27911910, 28627600, 32635464, 33995275, 35355086, 37215880, 40794330, 42941400, 44659056, 46519850, 53032629, 54392440, 55823820, 65270928, 67990550, 69779775, 70710172, 74431760, 81588660, 85882800, 88387715, 93039700, 101985825, 106065258, 108784880, 111647640, 135981100, 139559550, 141420344, 163177320, 176775430, 186079400, 203971650, 212130516, 223295280, 265163145, 271962200, 279119100, 282840688, 326354640, 353550860, 372158800, 407943300, 424261032, 441938575, 530326290, 543924400, 558238200, 707101720, 815886600, 848522064, 883877150, 1060652580, 1116476400, 1325815725, 1414203440, 1631773200, 1767754300, 2121305160, 2651631450, 3535508600, 4242610320, 5303262900, 7071017200, 10606525800, 21213051600]

約数ペア:

[(1, 21213051600), (2, 10606525800), (3, 7071017200), (4, 5303262900), (5, 4242610320), (6, 3535508600), (8, 2651631450), (10, 2121305160), (12, 1767754300), (13, 1631773200), (15, 1414203440), (16, 1325815725), (19, 1116476400), (20, 1060652580), (24, 883877150), (25, 848522064), (26, 815886600), (30, 707101720), (38, 558238200), (39, 543924400), (40, 530326290), (48, 441938575), (50, 424261032), (52, 407943300), (57, 372158800), (60, 353550860), (65, 326354640), (75, 282840688), (76, 279119100), (78, 271962200), (80, 265163145), (95, 223295280), (100, 212130516), (104, 203971650), (114, 186079400), (120, 176775430), (130, 163177320), (150, 141420344), (152, 139559550), (156, 135981100), (190, 111647640), (195, 108784880), (200, 106065258), (208, 101985825), (228, 93039700), (240, 88387715), (247, 85882800), (260, 81588660), (285, 74431760), (300, 70710172), (304, 69779775), (312, 67990550), (325, 65270928), (380, 55823820), (390, 54392440), (400, 53032629), (456, 46519850), (475, 44659056), (494, 42941400), (520, 40794330), (570, 37215880), (600, 35355086), (624, 33995275), (650, 32635464), (741, 28627600), (760, 27911910), (780, 27196220), (912, 23259925), (950, 22329528), (975, 21756976), (988, 21470700), (1040, 20397165), (1140, 18607940), (1200, 17677543), (1235, 17176560), (1300, 16317732), (1425, 14886352), (1482, 14313800), (1520, 13955955), (1560, 13598110), (1900, 11164764), (1950, 10878488), (1976, 10735350), (2280, 9303970), (2470, 8588280), (2600, 8158866), (2850, 7443176), (2964, 7156900), (3120, 6799055), (3705, 5725520), (3800, 5582382), (3900, 5439244), (3952, 5367675), (4560, 4651985), (4940, 4294140), (5200, 4079433), (5700, 3721588), (5928, 3578450), (6175, 3435312), (7410, 2862760), (7600, 2791191), (7800, 2719622), (9880, 2147070), (11400, 1860794), (11856, 1789225), (12350, 1717656), (14820, 1431380), (15600, 1359811), (18525, 1145104), (19760, 1073535), (22800, 930397), (24700, 858828), (29640, 715690), (37050, 572552), (49400, 429414), (59280, 357845), (71569, 296400), (74100, 286276), (98800, 214707), (143138, 148200)]