221565240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:443

約数の個数: 256

約数和(自身を含む): 816076800

約数和(自身を除く): 594511560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 43, 45, 52, 54, 60, 65, 72, 78, 86, 90, 104, 108, 117, 120, 129, 130, 135, 156, 172, 180, 195, 215, 216, 234, 258, 260, 270, 312, 344, 351, 360, 367, 387, 390, 430, 468, 516, 520, 540, 559, 585, 645, 702, 734, 774, 780, 860, 936, 1032, 1080, 1101, 1118, 1161, 1170, 1290, 1404, 1468, 1548, 1560, 1677, 1720, 1755, 1835, 1935, 2202, 2236, 2322, 2340, 2580, 2795, 2808, 2936, 3096, 3303, 3354, 3510, 3670, 3870, 4404, 4472, 4644, 4680, 4771, 5031, 5160, 5505, 5590, 5805, 6606, 6708, 7020, 7340, 7740, 8385, 8808, 9288, 9542, 9909, 10062, 11010, 11180, 11610, 13212, 13416, 14040, 14313, 14680, 15093, 15480, 15781, 16515, 16770, 19084, 19818, 20124, 22020, 22360, 23220, 23855, 25155, 26424, 28626, 30186, 31562, 33030, 33540, 38168, 39636, 40248, 42939, 44040, 46440, 47343, 47710, 49545, 50310, 57252, 60372, 63124, 66060, 67080, 71565, 75465, 78905, 79272, 85878, 94686, 95420, 99090, 100620, 114504, 120744, 126248, 128817, 132120, 142029, 143130, 150930, 157810, 171756, 189372, 190840, 198180, 201240, 205153, 214695, 236715, 257634, 284058, 286260, 301860, 315620, 343512, 378744, 396360, 410306, 426087, 429390, 473430, 515268, 568116, 572520, 603720, 615459, 631240, 644085, 710145, 820612, 852174, 858780, 946860, 1025765, 1030536, 1136232, 1230918, 1288170, 1420290, 1641224, 1704348, 1717560, 1846377, 1893720, 2051530, 2130435, 2461836, 2576340, 2840580, 3077295, 3408696, 3692754, 4103060, 4260870, 4923672, 5152680, 5539131, 5681160, 6154590, 7385508, 8206120, 8521740, 9231885, 11078262, 12309180, 14771016, 17043480, 18463770, 22156524, 24618360, 27695655, 36927540, 44313048, 55391310, 73855080, 110782620, 221565240]

約数ペア:

[(1, 221565240), (2, 110782620), (3, 73855080), (4, 55391310), (5, 44313048), (6, 36927540), (8, 27695655), (9, 24618360), (10, 22156524), (12, 18463770), (13, 17043480), (15, 14771016), (18, 12309180), (20, 11078262), (24, 9231885), (26, 8521740), (27, 8206120), (30, 7385508), (36, 6154590), (39, 5681160), (40, 5539131), (43, 5152680), (45, 4923672), (52, 4260870), (54, 4103060), (60, 3692754), (65, 3408696), (72, 3077295), (78, 2840580), (86, 2576340), (90, 2461836), (104, 2130435), (108, 2051530), (117, 1893720), (120, 1846377), (129, 1717560), (130, 1704348), (135, 1641224), (156, 1420290), (172, 1288170), (180, 1230918), (195, 1136232), (215, 1030536), (216, 1025765), (234, 946860), (258, 858780), (260, 852174), (270, 820612), (312, 710145), (344, 644085), (351, 631240), (360, 615459), (367, 603720), (387, 572520), (390, 568116), (430, 515268), (468, 473430), (516, 429390), (520, 426087), (540, 410306), (559, 396360), (585, 378744), (645, 343512), (702, 315620), (734, 301860), (774, 286260), (780, 284058), (860, 257634), (936, 236715), (1032, 214695), (1080, 205153), (1101, 201240), (1118, 198180), (1161, 190840), (1170, 189372), (1290, 171756), (1404, 157810), (1468, 150930), (1548, 143130), (1560, 142029), (1677, 132120), (1720, 128817), (1755, 126248), (1835, 120744), (1935, 114504), (2202, 100620), (2236, 99090), (2322, 95420), (2340, 94686), (2580, 85878), (2795, 79272), (2808, 78905), (2936, 75465), (3096, 71565), (3303, 67080), (3354, 66060), (3510, 63124), (3670, 60372), (3870, 57252), (4404, 50310), (4472, 49545), (4644, 47710), (4680, 47343), (4771, 46440), (5031, 44040), (5160, 42939), (5505, 40248), (5590, 39636), (5805, 38168), (6606, 33540), (6708, 33030), (7020, 31562), (7340, 30186), (7740, 28626), (8385, 26424), (8808, 25155), (9288, 23855), (9542, 23220), (9909, 22360), (10062, 22020), (11010, 20124), (11180, 19818), (11610, 19084), (13212, 16770), (13416, 16515), (14040, 15781), (14313, 15480), (14680, 15093)]