220850280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 256

約数和(自身を含む): 851558400

約数和(自身を除く): 630708120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 131, 135, 140, 168, 180, 189, 210, 216, 223, 252, 262, 270, 280, 315, 360, 378, 393, 420, 446, 504, 524, 540, 630, 655, 669, 756, 786, 840, 892, 917, 945, 1048, 1080, 1115, 1179, 1260, 1310, 1338, 1512, 1561, 1572, 1784, 1834, 1890, 1965, 2007, 2230, 2358, 2520, 2620, 2676, 2751, 3122, 3144, 3345, 3537, 3668, 3780, 3930, 4014, 4460, 4585, 4683, 4716, 5240, 5352, 5502, 5895, 6021, 6244, 6690, 7074, 7336, 7560, 7805, 7860, 8028, 8253, 8920, 9170, 9366, 9432, 10035, 11004, 11790, 12042, 12488, 13380, 13755, 14049, 14148, 15610, 15720, 16056, 16506, 17685, 18340, 18732, 20070, 22008, 23415, 23580, 24084, 24759, 26760, 27510, 28098, 28296, 29213, 30105, 31220, 33012, 35370, 36680, 37464, 40140, 41265, 42147, 46830, 47160, 48168, 49518, 55020, 56196, 58426, 60210, 62440, 66024, 70245, 70740, 80280, 82530, 84294, 87639, 93660, 99036, 110040, 112392, 116852, 120420, 123795, 140490, 141480, 146065, 165060, 168588, 175278, 187320, 198072, 204491, 210735, 233704, 240840, 247590, 262917, 280980, 292130, 330120, 337176, 350556, 408982, 421470, 438195, 495180, 525834, 561960, 584260, 613473, 701112, 788751, 817964, 842940, 876390, 990360, 1022455, 1051668, 1168520, 1226946, 1314585, 1577502, 1635928, 1685880, 1752780, 1840419, 2044910, 2103336, 2453892, 2629170, 3067365, 3155004, 3505560, 3680838, 3943755, 4089820, 4907784, 5258340, 5521257, 6134730, 6310008, 7361676, 7887510, 8179640, 9202095, 10516680, 11042514, 12269460, 14723352, 15775020, 18404190, 22085028, 24538920, 27606285, 31550040, 36808380, 44170056, 55212570, 73616760, 110425140, 220850280]

約数ペア:

[(1, 220850280), (2, 110425140), (3, 73616760), (4, 55212570), (5, 44170056), (6, 36808380), (7, 31550040), (8, 27606285), (9, 24538920), (10, 22085028), (12, 18404190), (14, 15775020), (15, 14723352), (18, 12269460), (20, 11042514), (21, 10516680), (24, 9202095), (27, 8179640), (28, 7887510), (30, 7361676), (35, 6310008), (36, 6134730), (40, 5521257), (42, 5258340), (45, 4907784), (54, 4089820), (56, 3943755), (60, 3680838), (63, 3505560), (70, 3155004), (72, 3067365), (84, 2629170), (90, 2453892), (105, 2103336), (108, 2044910), (120, 1840419), (126, 1752780), (131, 1685880), (135, 1635928), (140, 1577502), (168, 1314585), (180, 1226946), (189, 1168520), (210, 1051668), (216, 1022455), (223, 990360), (252, 876390), (262, 842940), (270, 817964), (280, 788751), (315, 701112), (360, 613473), (378, 584260), (393, 561960), (420, 525834), (446, 495180), (504, 438195), (524, 421470), (540, 408982), (630, 350556), (655, 337176), (669, 330120), (756, 292130), (786, 280980), (840, 262917), (892, 247590), (917, 240840), (945, 233704), (1048, 210735), (1080, 204491), (1115, 198072), (1179, 187320), (1260, 175278), (1310, 168588), (1338, 165060), (1512, 146065), (1561, 141480), (1572, 140490), (1784, 123795), (1834, 120420), (1890, 116852), (1965, 112392), (2007, 110040), (2230, 99036), (2358, 93660), (2520, 87639), (2620, 84294), (2676, 82530), (2751, 80280), (3122, 70740), (3144, 70245), (3345, 66024), (3537, 62440), (3668, 60210), (3780, 58426), (3930, 56196), (4014, 55020), (4460, 49518), (4585, 48168), (4683, 47160), (4716, 46830), (5240, 42147), (5352, 41265), (5502, 40140), (5895, 37464), (6021, 36680), (6244, 35370), (6690, 33012), (7074, 31220), (7336, 30105), (7560, 29213), (7805, 28296), (7860, 28098), (8028, 27510), (8253, 26760), (8920, 24759), (9170, 24084), (9366, 23580), (9432, 23415), (10035, 22008), (11004, 20070), (11790, 18732), (12042, 18340), (12488, 17685), (13380, 16506), (13755, 16056), (14049, 15720), (14148, 15610)]