73221720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:306

約数の個数: 256

約数和(自身を含む): 274337280

約数和(自身を除く): 201115560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 17, 20, 22, 24, 26, 30, 33, 34, 39, 40, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 88, 102, 104, 110, 120, 130, 132, 136, 143, 156, 165, 170, 187, 195, 204, 220, 221, 251, 255, 260, 264, 286, 312, 330, 340, 374, 390, 408, 429, 440, 442, 502, 510, 520, 561, 572, 660, 663, 680, 715, 748, 753, 780, 858, 884, 935, 1004, 1020, 1105, 1122, 1144, 1255, 1320, 1326, 1430, 1496, 1506, 1560, 1716, 1768, 1870, 2008, 2040, 2145, 2210, 2244, 2431, 2510, 2652, 2761, 2805, 2860, 3012, 3263, 3315, 3432, 3740, 3765, 4267, 4290, 4420, 4488, 4862, 5020, 5304, 5522, 5610, 5720, 6024, 6526, 6630, 7293, 7480, 7530, 8283, 8534, 8580, 8840, 9724, 9789, 10040, 11044, 11220, 12155, 12801, 13052, 13260, 13805, 14586, 15060, 16315, 16566, 17068, 17160, 19448, 19578, 21335, 22088, 22440, 24310, 25602, 26104, 26520, 27610, 29172, 30120, 32630, 33132, 34136, 35893, 36465, 39156, 41415, 42670, 46937, 48620, 48945, 51204, 55220, 55471, 58344, 64005, 65260, 66264, 71786, 72930, 78312, 82830, 85340, 93874, 97240, 97890, 102408, 107679, 110440, 110942, 128010, 130520, 140811, 143572, 145860, 165660, 166413, 170680, 179465, 187748, 195780, 215358, 221884, 234685, 256020, 277355, 281622, 287144, 291720, 331320, 332826, 358930, 375496, 391560, 430716, 443768, 469370, 512040, 538395, 554710, 563244, 610181, 665652, 704055, 717860, 832065, 861432, 938740, 1076790, 1109420, 1126488, 1220362, 1331304, 1408110, 1435720, 1664130, 1830543, 1877480, 2153580, 2218840, 2440724, 2816220, 3050905, 3328260, 3661086, 4307160, 4881448, 5632440, 6101810, 6656520, 7322172, 9152715, 12203620, 14644344, 18305430, 24407240, 36610860, 73221720]

約数ペア:

[(1, 73221720), (2, 36610860), (3, 24407240), (4, 18305430), (5, 14644344), (6, 12203620), (8, 9152715), (10, 7322172), (11, 6656520), (12, 6101810), (13, 5632440), (15, 4881448), (17, 4307160), (20, 3661086), (22, 3328260), (24, 3050905), (26, 2816220), (30, 2440724), (33, 2218840), (34, 2153580), (39, 1877480), (40, 1830543), (44, 1664130), (51, 1435720), (52, 1408110), (55, 1331304), (60, 1220362), (65, 1126488), (66, 1109420), (68, 1076790), (78, 938740), (85, 861432), (88, 832065), (102, 717860), (104, 704055), (110, 665652), (120, 610181), (130, 563244), (132, 554710), (136, 538395), (143, 512040), (156, 469370), (165, 443768), (170, 430716), (187, 391560), (195, 375496), (204, 358930), (220, 332826), (221, 331320), (251, 291720), (255, 287144), (260, 281622), (264, 277355), (286, 256020), (312, 234685), (330, 221884), (340, 215358), (374, 195780), (390, 187748), (408, 179465), (429, 170680), (440, 166413), (442, 165660), (502, 145860), (510, 143572), (520, 140811), (561, 130520), (572, 128010), (660, 110942), (663, 110440), (680, 107679), (715, 102408), (748, 97890), (753, 97240), (780, 93874), (858, 85340), (884, 82830), (935, 78312), (1004, 72930), (1020, 71786), (1105, 66264), (1122, 65260), (1144, 64005), (1255, 58344), (1320, 55471), (1326, 55220), (1430, 51204), (1496, 48945), (1506, 48620), (1560, 46937), (1716, 42670), (1768, 41415), (1870, 39156), (2008, 36465), (2040, 35893), (2145, 34136), (2210, 33132), (2244, 32630), (2431, 30120), (2510, 29172), (2652, 27610), (2761, 26520), (2805, 26104), (2860, 25602), (3012, 24310), (3263, 22440), (3315, 22088), (3432, 21335), (3740, 19578), (3765, 19448), (4267, 17160), (4290, 17068), (4420, 16566), (4488, 16315), (4862, 15060), (5020, 14586), (5304, 13805), (5522, 13260), (5610, 13052), (5720, 12801), (6024, 12155), (6526, 11220), (6630, 11044), (7293, 10040), (7480, 9789), (7530, 9724), (8283, 8840), (8534, 8580)]