61908840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:477

約数の個数: 256

約数和(自身を含む): 248832000

約数和(自身を除く): 186923160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 431, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 862, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1293, 1330, 1368, 1512, 1596, 1710, 1724, 1890, 1995, 2052, 2155, 2280, 2394, 2520, 2565, 2586, 2660, 3017, 3192, 3420, 3448, 3591, 3780, 3879, 3990, 4104, 4310, 4788, 5130, 5172, 5320, 5985, 6034, 6465, 6840, 7182, 7560, 7758, 7980, 8189, 8620, 9051, 9576, 10260, 10344, 11637, 11970, 12068, 12930, 14364, 15085, 15516, 15960, 16378, 17240, 17955, 18102, 19395, 20520, 23274, 23940, 24136, 24567, 25860, 27153, 28728, 30170, 31032, 32756, 35910, 36204, 38790, 40945, 45255, 46548, 47880, 49134, 51720, 54306, 57323, 58185, 60340, 65512, 71820, 72408, 73701, 77580, 81459, 81890, 90510, 93096, 98268, 108612, 114646, 116370, 120680, 122835, 135765, 143640, 147402, 155160, 162918, 163780, 171969, 181020, 196536, 217224, 221103, 229292, 232740, 245670, 271530, 286615, 294804, 325836, 327560, 343938, 362040, 368505, 407295, 442206, 458584, 465480, 491340, 515907, 543060, 573230, 589608, 651672, 687876, 737010, 814590, 859845, 884412, 982680, 1031814, 1086120, 1105515, 1146460, 1375752, 1474020, 1547721, 1629180, 1719690, 1768824, 2063628, 2211030, 2292920, 2579535, 2948040, 3095442, 3258360, 3439380, 4127256, 4422060, 5159070, 6190884, 6878760, 7738605, 8844120, 10318140, 12381768, 15477210, 20636280, 30954420, 61908840]

約数ペア:

[(1, 61908840), (2, 30954420), (3, 20636280), (4, 15477210), (5, 12381768), (6, 10318140), (7, 8844120), (8, 7738605), (9, 6878760), (10, 6190884), (12, 5159070), (14, 4422060), (15, 4127256), (18, 3439380), (19, 3258360), (20, 3095442), (21, 2948040), (24, 2579535), (27, 2292920), (28, 2211030), (30, 2063628), (35, 1768824), (36, 1719690), (38, 1629180), (40, 1547721), (42, 1474020), (45, 1375752), (54, 1146460), (56, 1105515), (57, 1086120), (60, 1031814), (63, 982680), (70, 884412), (72, 859845), (76, 814590), (84, 737010), (90, 687876), (95, 651672), (105, 589608), (108, 573230), (114, 543060), (120, 515907), (126, 491340), (133, 465480), (135, 458584), (140, 442206), (152, 407295), (168, 368505), (171, 362040), (180, 343938), (189, 327560), (190, 325836), (210, 294804), (216, 286615), (228, 271530), (252, 245670), (266, 232740), (270, 229292), (280, 221103), (285, 217224), (315, 196536), (342, 181020), (360, 171969), (378, 163780), (380, 162918), (399, 155160), (420, 147402), (431, 143640), (456, 135765), (504, 122835), (513, 120680), (532, 116370), (540, 114646), (570, 108612), (630, 98268), (665, 93096), (684, 90510), (756, 81890), (760, 81459), (798, 77580), (840, 73701), (855, 72408), (862, 71820), (945, 65512), (1026, 60340), (1064, 58185), (1080, 57323), (1140, 54306), (1197, 51720), (1260, 49134), (1293, 47880), (1330, 46548), (1368, 45255), (1512, 40945), (1596, 38790), (1710, 36204), (1724, 35910), (1890, 32756), (1995, 31032), (2052, 30170), (2155, 28728), (2280, 27153), (2394, 25860), (2520, 24567), (2565, 24136), (2586, 23940), (2660, 23274), (3017, 20520), (3192, 19395), (3420, 18102), (3448, 17955), (3591, 17240), (3780, 16378), (3879, 15960), (3990, 15516), (4104, 15085), (4310, 14364), (4788, 12930), (5130, 12068), (5172, 11970), (5320, 11637), (5985, 10344), (6034, 10260), (6465, 9576), (6840, 9051), (7182, 8620), (7560, 8189), (7758, 7980)]