747547020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:717

約数の個数: 288

約数和(自身を含む): 2692085760

約数和(自身を除く): 1944538740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 31, 33, 36, 38, 44, 45, 55, 57, 60, 62, 66, 76, 90, 93, 95, 99, 110, 114, 124, 132, 155, 165, 171, 180, 186, 190, 198, 209, 220, 228, 279, 285, 310, 330, 341, 342, 372, 380, 396, 418, 465, 495, 558, 570, 589, 620, 627, 641, 660, 682, 684, 836, 855, 930, 990, 1023, 1045, 1116, 1140, 1178, 1254, 1282, 1364, 1395, 1705, 1710, 1767, 1860, 1881, 1923, 1980, 2046, 2090, 2356, 2508, 2564, 2790, 2945, 3069, 3135, 3205, 3410, 3420, 3534, 3762, 3846, 4092, 4180, 5115, 5301, 5580, 5769, 5890, 6138, 6270, 6410, 6479, 6820, 7051, 7068, 7524, 7692, 8835, 9405, 9615, 10230, 10602, 11538, 11780, 12179, 12276, 12540, 12820, 12958, 14102, 15345, 17670, 18810, 19230, 19437, 19871, 20460, 21153, 21204, 23076, 24358, 25916, 26505, 28204, 28845, 30690, 32395, 35255, 35340, 36537, 37620, 38460, 38874, 39742, 42306, 48716, 53010, 57690, 58311, 59613, 60895, 61380, 63459, 64790, 70510, 73074, 77748, 79484, 84612, 97185, 99355, 105765, 106020, 109611, 115380, 116622, 119226, 121790, 126918, 129580, 133969, 141020, 146148, 178839, 182685, 194370, 198710, 211530, 218581, 219222, 233244, 238452, 243580, 253836, 267938, 291555, 298065, 317295, 357678, 365370, 377549, 388740, 397420, 401907, 423060, 437162, 438444, 535876, 548055, 583110, 596130, 634590, 655743, 669845, 715356, 730740, 755098, 803814, 874324, 894195, 1092905, 1096110, 1132647, 1166220, 1192260, 1205721, 1269180, 1311486, 1339690, 1510196, 1607628, 1788390, 1887745, 1967229, 2009535, 2185810, 2192220, 2265294, 2411442, 2622972, 2679380, 3278715, 3397941, 3576780, 3775490, 3934458, 4019070, 4153039, 4371620, 4530588, 4822884, 5663235, 6028605, 6557430, 6795882, 7550980, 7868916, 8038140, 8306078, 9836145, 11326470, 12057210, 12459117, 13114860, 13591764, 16612156, 16989705, 19672290, 20765195, 22652940, 24114420, 24918234, 33979410, 37377351, 39344580, 41530390, 49836468, 62295585, 67958820, 74754702, 83060780, 124591170, 149509404, 186886755, 249182340, 373773510, 747547020]

約数ペア:

[(1, 747547020), (2, 373773510), (3, 249182340), (4, 186886755), (5, 149509404), (6, 124591170), (9, 83060780), (10, 74754702), (11, 67958820), (12, 62295585), (15, 49836468), (18, 41530390), (19, 39344580), (20, 37377351), (22, 33979410), (30, 24918234), (31, 24114420), (33, 22652940), (36, 20765195), (38, 19672290), (44, 16989705), (45, 16612156), (55, 13591764), (57, 13114860), (60, 12459117), (62, 12057210), (66, 11326470), (76, 9836145), (90, 8306078), (93, 8038140), (95, 7868916), (99, 7550980), (110, 6795882), (114, 6557430), (124, 6028605), (132, 5663235), (155, 4822884), (165, 4530588), (171, 4371620), (180, 4153039), (186, 4019070), (190, 3934458), (198, 3775490), (209, 3576780), (220, 3397941), (228, 3278715), (279, 2679380), (285, 2622972), (310, 2411442), (330, 2265294), (341, 2192220), (342, 2185810), (372, 2009535), (380, 1967229), (396, 1887745), (418, 1788390), (465, 1607628), (495, 1510196), (558, 1339690), (570, 1311486), (589, 1269180), (620, 1205721), (627, 1192260), (641, 1166220), (660, 1132647), (682, 1096110), (684, 1092905), (836, 894195), (855, 874324), (930, 803814), (990, 755098), (1023, 730740), (1045, 715356), (1116, 669845), (1140, 655743), (1178, 634590), (1254, 596130), (1282, 583110), (1364, 548055), (1395, 535876), (1705, 438444), (1710, 437162), (1767, 423060), (1860, 401907), (1881, 397420), (1923, 388740), (1980, 377549), (2046, 365370), (2090, 357678), (2356, 317295), (2508, 298065), (2564, 291555), (2790, 267938), (2945, 253836), (3069, 243580), (3135, 238452), (3205, 233244), (3410, 219222), (3420, 218581), (3534, 211530), (3762, 198710), (3846, 194370), (4092, 182685), (4180, 178839), (5115, 146148), (5301, 141020), (5580, 133969), (5769, 129580), (5890, 126918), (6138, 121790), (6270, 119226), (6410, 116622), (6479, 115380), (6820, 109611), (7051, 106020), (7068, 105765), (7524, 99355), (7692, 97185), (8835, 84612), (9405, 79484), (9615, 77748), (10230, 73074), (10602, 70510), (11538, 64790), (11780, 63459), (12179, 61380), (12276, 60895), (12540, 59613), (12820, 58311), (12958, 57690), (14102, 53010), (15345, 48716), (17670, 42306), (18810, 39742), (19230, 38874), (19437, 38460), (19871, 37620), (20460, 36537), (21153, 35340), (21204, 35255), (23076, 32395), (24358, 30690), (25916, 28845), (26505, 28204)]