128745540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1327}}^1$

素因数の和:1367

約数の個数: 216

約数和(自身を含む): 495960192

約数和(自身を除く): 367214652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 693, 735, 770, 882, 924, 980, 990, 1078, 1155, 1260, 1327, 1386, 1470, 1540, 1617, 1764, 1980, 2156, 2205, 2310, 2654, 2695, 2772, 2940, 3234, 3465, 3981, 4410, 4620, 4851, 5308, 5390, 6468, 6635, 6930, 7962, 8085, 8820, 9289, 9702, 10780, 11943, 13270, 13860, 14597, 15924, 16170, 18578, 19404, 19905, 23886, 24255, 26540, 27867, 29194, 32340, 37156, 39810, 43791, 46445, 47772, 48510, 55734, 58388, 59715, 65023, 72985, 79620, 83601, 87582, 92890, 97020, 102179, 111468, 119430, 130046, 131373, 139335, 145970, 167202, 175164, 185780, 195069, 204358, 218955, 238860, 260092, 262746, 278670, 291940, 306537, 325115, 334404, 390138, 408716, 418005, 437910, 510895, 525492, 557340, 585207, 613074, 650230, 656865, 715253, 780276, 836010, 875820, 919611, 975345, 1021790, 1170414, 1226148, 1300460, 1313730, 1430506, 1532685, 1672020, 1839222, 1950690, 2043580, 2145759, 2340828, 2627460, 2861012, 2926035, 3065370, 3576265, 3678444, 3901380, 4291518, 4598055, 5852070, 6130740, 6437277, 7152530, 8583036, 9196110, 10728795, 11704140, 12874554, 14305060, 18392220, 21457590, 25749108, 32186385, 42915180, 64372770, 128745540]

約数ペア:

[(1, 128745540), (2, 64372770), (3, 42915180), (4, 32186385), (5, 25749108), (6, 21457590), (7, 18392220), (9, 14305060), (10, 12874554), (11, 11704140), (12, 10728795), (14, 9196110), (15, 8583036), (18, 7152530), (20, 6437277), (21, 6130740), (22, 5852070), (28, 4598055), (30, 4291518), (33, 3901380), (35, 3678444), (36, 3576265), (42, 3065370), (44, 2926035), (45, 2861012), (49, 2627460), (55, 2340828), (60, 2145759), (63, 2043580), (66, 1950690), (70, 1839222), (77, 1672020), (84, 1532685), (90, 1430506), (98, 1313730), (99, 1300460), (105, 1226148), (110, 1170414), (126, 1021790), (132, 975345), (140, 919611), (147, 875820), (154, 836010), (165, 780276), (180, 715253), (196, 656865), (198, 650230), (210, 613074), (220, 585207), (231, 557340), (245, 525492), (252, 510895), (294, 437910), (308, 418005), (315, 408716), (330, 390138), (385, 334404), (396, 325115), (420, 306537), (441, 291940), (462, 278670), (490, 262746), (495, 260092), (539, 238860), (588, 218955), (630, 204358), (660, 195069), (693, 185780), (735, 175164), (770, 167202), (882, 145970), (924, 139335), (980, 131373), (990, 130046), (1078, 119430), (1155, 111468), (1260, 102179), (1327, 97020), (1386, 92890), (1470, 87582), (1540, 83601), (1617, 79620), (1764, 72985), (1980, 65023), (2156, 59715), (2205, 58388), (2310, 55734), (2654, 48510), (2695, 47772), (2772, 46445), (2940, 43791), (3234, 39810), (3465, 37156), (3981, 32340), (4410, 29194), (4620, 27867), (4851, 26540), (5308, 24255), (5390, 23886), (6468, 19905), (6635, 19404), (6930, 18578), (7962, 16170), (8085, 15924), (8820, 14597), (9289, 13860), (9702, 13270), (10780, 11943)]