331275420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:382

約数の個数: 240

約数和(自身を含む): 1202116608

約数和(自身を除く): 870841188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 131, 135, 140, 162, 180, 189, 210, 223, 252, 262, 270, 315, 324, 378, 393, 405, 420, 446, 524, 540, 567, 630, 655, 669, 756, 786, 810, 892, 917, 945, 1115, 1134, 1179, 1260, 1310, 1338, 1561, 1572, 1620, 1834, 1890, 1965, 2007, 2230, 2268, 2358, 2620, 2676, 2751, 2835, 3122, 3345, 3537, 3668, 3780, 3930, 4014, 4460, 4585, 4683, 4716, 5502, 5670, 5895, 6021, 6244, 6690, 7074, 7805, 7860, 8028, 8253, 9170, 9366, 10035, 10611, 11004, 11340, 11790, 12042, 13380, 13755, 14049, 14148, 15610, 16506, 17685, 18063, 18340, 18732, 20070, 21222, 23415, 23580, 24084, 24759, 27510, 28098, 29213, 30105, 31220, 33012, 35370, 36126, 40140, 41265, 42147, 42444, 46830, 49518, 53055, 55020, 56196, 58426, 60210, 70245, 70740, 72252, 74277, 82530, 84294, 87639, 90315, 93660, 99036, 106110, 116852, 120420, 123795, 126441, 140490, 146065, 148554, 165060, 168588, 175278, 180630, 204491, 210735, 212220, 247590, 252882, 262917, 280980, 292130, 297108, 350556, 361260, 371385, 408982, 421470, 438195, 495180, 505764, 525834, 584260, 613473, 632205, 742770, 788751, 817964, 842940, 876390, 1022455, 1051668, 1226946, 1264410, 1314585, 1485540, 1577502, 1752780, 1840419, 2044910, 2366253, 2453892, 2528820, 2629170, 3067365, 3155004, 3680838, 3943755, 4089820, 4732506, 5258340, 5521257, 6134730, 7361676, 7887510, 9202095, 9465012, 11042514, 11831265, 12269460, 15775020, 16563771, 18404190, 22085028, 23662530, 27606285, 33127542, 36808380, 47325060, 55212570, 66255084, 82818855, 110425140, 165637710, 331275420]

約数ペア:

[(1, 331275420), (2, 165637710), (3, 110425140), (4, 82818855), (5, 66255084), (6, 55212570), (7, 47325060), (9, 36808380), (10, 33127542), (12, 27606285), (14, 23662530), (15, 22085028), (18, 18404190), (20, 16563771), (21, 15775020), (27, 12269460), (28, 11831265), (30, 11042514), (35, 9465012), (36, 9202095), (42, 7887510), (45, 7361676), (54, 6134730), (60, 5521257), (63, 5258340), (70, 4732506), (81, 4089820), (84, 3943755), (90, 3680838), (105, 3155004), (108, 3067365), (126, 2629170), (131, 2528820), (135, 2453892), (140, 2366253), (162, 2044910), (180, 1840419), (189, 1752780), (210, 1577502), (223, 1485540), (252, 1314585), (262, 1264410), (270, 1226946), (315, 1051668), (324, 1022455), (378, 876390), (393, 842940), (405, 817964), (420, 788751), (446, 742770), (524, 632205), (540, 613473), (567, 584260), (630, 525834), (655, 505764), (669, 495180), (756, 438195), (786, 421470), (810, 408982), (892, 371385), (917, 361260), (945, 350556), (1115, 297108), (1134, 292130), (1179, 280980), (1260, 262917), (1310, 252882), (1338, 247590), (1561, 212220), (1572, 210735), (1620, 204491), (1834, 180630), (1890, 175278), (1965, 168588), (2007, 165060), (2230, 148554), (2268, 146065), (2358, 140490), (2620, 126441), (2676, 123795), (2751, 120420), (2835, 116852), (3122, 106110), (3345, 99036), (3537, 93660), (3668, 90315), (3780, 87639), (3930, 84294), (4014, 82530), (4460, 74277), (4585, 72252), (4683, 70740), (4716, 70245), (5502, 60210), (5670, 58426), (5895, 56196), (6021, 55020), (6244, 53055), (6690, 49518), (7074, 46830), (7805, 42444), (7860, 42147), (8028, 41265), (8253, 40140), (9170, 36126), (9366, 35370), (10035, 33012), (10611, 31220), (11004, 30105), (11340, 29213), (11790, 28098), (12042, 27510), (13380, 24759), (13755, 24084), (14049, 23580), (14148, 23415), (15610, 21222), (16506, 20070), (17685, 18732), (18063, 18340)]