981297720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1889}}^1$

素因数の和:1959

約数の個数: 256

約数和(自身を含む): 3619728000

約数和(自身を除く): 2638430280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 52, 54, 60, 65, 72, 74, 78, 90, 104, 108, 111, 117, 120, 130, 135, 148, 156, 180, 185, 195, 216, 222, 234, 260, 270, 296, 312, 333, 351, 360, 370, 390, 444, 468, 481, 520, 540, 555, 585, 666, 702, 740, 780, 888, 936, 962, 999, 1080, 1110, 1170, 1332, 1404, 1443, 1480, 1560, 1665, 1755, 1889, 1924, 1998, 2220, 2340, 2405, 2664, 2808, 2886, 3330, 3510, 3778, 3848, 3996, 4329, 4440, 4680, 4810, 4995, 5667, 5772, 6660, 7020, 7215, 7556, 7992, 8658, 9445, 9620, 9990, 11334, 11544, 12987, 13320, 14040, 14430, 15112, 17001, 17316, 18890, 19240, 19980, 21645, 22668, 24557, 25974, 28335, 28860, 34002, 34632, 37780, 39960, 43290, 45336, 49114, 51003, 51948, 56670, 57720, 64935, 68004, 69893, 73671, 75560, 85005, 86580, 98228, 102006, 103896, 113340, 122785, 129870, 136008, 139786, 147342, 170010, 173160, 196456, 204012, 209679, 221013, 226680, 245570, 255015, 259740, 279572, 294684, 340020, 349465, 368355, 408024, 419358, 442026, 491140, 510030, 519480, 559144, 589368, 629037, 663039, 680040, 698930, 736710, 838716, 884052, 908609, 982280, 1020060, 1048395, 1105065, 1258074, 1326078, 1397860, 1473420, 1677432, 1768104, 1817218, 1887111, 2040120, 2096790, 2210130, 2516148, 2652156, 2725827, 2795720, 2946840, 3145185, 3315195, 3634436, 3774222, 4193580, 4420260, 4543045, 5032296, 5304312, 5451654, 6290370, 6630390, 7268872, 7548444, 8177481, 8387160, 8840520, 9086090, 9435555, 10903308, 12580740, 13260780, 13629135, 15096888, 16354962, 18172180, 18871110, 21806616, 24532443, 25161480, 26521560, 27258270, 32709924, 36344360, 37742220, 40887405, 49064886, 54516540, 65419848, 75484440, 81774810, 98129772, 109033080, 122662215, 163549620, 196259544, 245324430, 327099240, 490648860, 981297720]

約数ペア:

[(1, 981297720), (2, 490648860), (3, 327099240), (4, 245324430), (5, 196259544), (6, 163549620), (8, 122662215), (9, 109033080), (10, 98129772), (12, 81774810), (13, 75484440), (15, 65419848), (18, 54516540), (20, 49064886), (24, 40887405), (26, 37742220), (27, 36344360), (30, 32709924), (36, 27258270), (37, 26521560), (39, 25161480), (40, 24532443), (45, 21806616), (52, 18871110), (54, 18172180), (60, 16354962), (65, 15096888), (72, 13629135), (74, 13260780), (78, 12580740), (90, 10903308), (104, 9435555), (108, 9086090), (111, 8840520), (117, 8387160), (120, 8177481), (130, 7548444), (135, 7268872), (148, 6630390), (156, 6290370), (180, 5451654), (185, 5304312), (195, 5032296), (216, 4543045), (222, 4420260), (234, 4193580), (260, 3774222), (270, 3634436), (296, 3315195), (312, 3145185), (333, 2946840), (351, 2795720), (360, 2725827), (370, 2652156), (390, 2516148), (444, 2210130), (468, 2096790), (481, 2040120), (520, 1887111), (540, 1817218), (555, 1768104), (585, 1677432), (666, 1473420), (702, 1397860), (740, 1326078), (780, 1258074), (888, 1105065), (936, 1048395), (962, 1020060), (999, 982280), (1080, 908609), (1110, 884052), (1170, 838716), (1332, 736710), (1404, 698930), (1443, 680040), (1480, 663039), (1560, 629037), (1665, 589368), (1755, 559144), (1889, 519480), (1924, 510030), (1998, 491140), (2220, 442026), (2340, 419358), (2405, 408024), (2664, 368355), (2808, 349465), (2886, 340020), (3330, 294684), (3510, 279572), (3778, 259740), (3848, 255015), (3996, 245570), (4329, 226680), (4440, 221013), (4680, 209679), (4810, 204012), (4995, 196456), (5667, 173160), (5772, 170010), (6660, 147342), (7020, 139786), (7215, 136008), (7556, 129870), (7992, 122785), (8658, 113340), (9445, 103896), (9620, 102006), (9990, 98228), (11334, 86580), (11544, 85005), (12987, 75560), (13320, 73671), (14040, 69893), (14430, 68004), (15112, 64935), (17001, 57720), (17316, 56670), (18890, 51948), (19240, 51003), (19980, 49114), (21645, 45336), (22668, 43290), (24557, 39960), (25974, 37780), (28335, 34632), (28860, 34002)]