138765240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 470059200

約数和(自身を除く): 331293960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 71, 72, 89, 90, 120, 122, 142, 178, 180, 183, 213, 244, 267, 284, 305, 355, 356, 360, 366, 426, 445, 488, 534, 549, 568, 610, 639, 710, 712, 732, 801, 852, 890, 915, 1065, 1068, 1098, 1220, 1278, 1335, 1420, 1464, 1602, 1704, 1780, 1830, 2130, 2136, 2196, 2440, 2556, 2670, 2745, 2840, 3195, 3204, 3560, 3660, 4005, 4260, 4331, 4392, 5112, 5340, 5429, 5490, 6319, 6390, 6408, 7320, 8010, 8520, 8662, 10680, 10858, 10980, 12638, 12780, 12993, 16020, 16287, 17324, 18957, 21655, 21716, 21960, 25276, 25560, 25986, 27145, 31595, 32040, 32574, 34648, 37914, 38979, 43310, 43432, 48861, 50552, 51972, 54290, 56871, 63190, 64965, 65148, 75828, 77958, 81435, 86620, 94785, 97722, 103944, 108580, 113742, 126380, 129930, 130296, 151656, 155916, 162870, 173240, 189570, 194895, 195444, 217160, 227484, 244305, 252760, 259860, 284355, 311832, 325740, 379140, 385459, 389790, 390888, 454968, 488610, 519720, 568710, 651480, 758280, 770918, 779580, 977220, 1137420, 1156377, 1541836, 1559160, 1927295, 1954440, 2274840, 2312754, 3083672, 3469131, 3854590, 4625508, 5781885, 6938262, 7709180, 9251016, 11563770, 13876524, 15418360, 17345655, 23127540, 27753048, 34691310, 46255080, 69382620, 138765240]

約数ペア:

[(1, 138765240), (2, 69382620), (3, 46255080), (4, 34691310), (5, 27753048), (6, 23127540), (8, 17345655), (9, 15418360), (10, 13876524), (12, 11563770), (15, 9251016), (18, 7709180), (20, 6938262), (24, 5781885), (30, 4625508), (36, 3854590), (40, 3469131), (45, 3083672), (60, 2312754), (61, 2274840), (71, 1954440), (72, 1927295), (89, 1559160), (90, 1541836), (120, 1156377), (122, 1137420), (142, 977220), (178, 779580), (180, 770918), (183, 758280), (213, 651480), (244, 568710), (267, 519720), (284, 488610), (305, 454968), (355, 390888), (356, 389790), (360, 385459), (366, 379140), (426, 325740), (445, 311832), (488, 284355), (534, 259860), (549, 252760), (568, 244305), (610, 227484), (639, 217160), (710, 195444), (712, 194895), (732, 189570), (801, 173240), (852, 162870), (890, 155916), (915, 151656), (1065, 130296), (1068, 129930), (1098, 126380), (1220, 113742), (1278, 108580), (1335, 103944), (1420, 97722), (1464, 94785), (1602, 86620), (1704, 81435), (1780, 77958), (1830, 75828), (2130, 65148), (2136, 64965), (2196, 63190), (2440, 56871), (2556, 54290), (2670, 51972), (2745, 50552), (2840, 48861), (3195, 43432), (3204, 43310), (3560, 38979), (3660, 37914), (4005, 34648), (4260, 32574), (4331, 32040), (4392, 31595), (5112, 27145), (5340, 25986), (5429, 25560), (5490, 25276), (6319, 21960), (6390, 21716), (6408, 21655), (7320, 18957), (8010, 17324), (8520, 16287), (8662, 16020), (10680, 12993), (10858, 12780), (10980, 12638)]