91008090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 256608000

約数和(自身を除く): 165599910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 59, 87, 90, 118, 135, 145, 174, 177, 197, 261, 270, 290, 295, 354, 394, 435, 522, 531, 590, 591, 783, 870, 885, 985, 1062, 1182, 1305, 1566, 1593, 1711, 1770, 1773, 1970, 2610, 2655, 2955, 3186, 3422, 3546, 3915, 5133, 5310, 5319, 5713, 5910, 7830, 7965, 8555, 8865, 10266, 10638, 11426, 11623, 15399, 15930, 17110, 17139, 17730, 23246, 25665, 26595, 28565, 30798, 34278, 34869, 46197, 51330, 51417, 53190, 57130, 58115, 69738, 76995, 85695, 92394, 102834, 104607, 116230, 153990, 154251, 171390, 174345, 209214, 230985, 257085, 308502, 313821, 337067, 348690, 461970, 514170, 523035, 627642, 674134, 771255, 1011201, 1046070, 1542510, 1569105, 1685335, 2022402, 3033603, 3138210, 3370670, 5056005, 6067206, 9100809, 10112010, 15168015, 18201618, 30336030, 45504045, 91008090]

約数ペア:

[(1, 91008090), (2, 45504045), (3, 30336030), (5, 18201618), (6, 15168015), (9, 10112010), (10, 9100809), (15, 6067206), (18, 5056005), (27, 3370670), (29, 3138210), (30, 3033603), (45, 2022402), (54, 1685335), (58, 1569105), (59, 1542510), (87, 1046070), (90, 1011201), (118, 771255), (135, 674134), (145, 627642), (174, 523035), (177, 514170), (197, 461970), (261, 348690), (270, 337067), (290, 313821), (295, 308502), (354, 257085), (394, 230985), (435, 209214), (522, 174345), (531, 171390), (590, 154251), (591, 153990), (783, 116230), (870, 104607), (885, 102834), (985, 92394), (1062, 85695), (1182, 76995), (1305, 69738), (1566, 58115), (1593, 57130), (1711, 53190), (1770, 51417), (1773, 51330), (1970, 46197), (2610, 34869), (2655, 34278), (2955, 30798), (3186, 28565), (3422, 26595), (3546, 25665), (3915, 23246), (5133, 17730), (5310, 17139), (5319, 17110), (5713, 15930), (5910, 15399), (7830, 11623), (7965, 11426), (8555, 10638), (8865, 10266)]