381878280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{50513}}^1$

素因数の和:50540

約数の個数: 128

約数和(自身を含む): 1454803200

約数和(自身を除く): 1072924920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 50513, 101026, 151539, 202052, 252565, 303078, 353591, 404104, 454617, 505130, 606156, 707182, 757695, 909234, 1010260, 1060773, 1212312, 1363851, 1414364, 1515390, 1767955, 1818468, 2020520, 2121546, 2273085, 2727702, 2828728, 3030780, 3182319, 3535910, 3636936, 4243092, 4546170, 5303865, 5455404, 6061560, 6364638, 6819255, 7071820, 8486184, 9092340, 9546957, 10607730, 10910808, 12729276, 13638510, 14143640, 15911595, 18184680, 19093914, 21215460, 25458552, 27277020, 31823190, 38187828, 42430920, 47734785, 54554040, 63646380, 76375656, 95469570, 127292760, 190939140, 381878280]

約数ペア:

[(1, 381878280), (2, 190939140), (3, 127292760), (4, 95469570), (5, 76375656), (6, 63646380), (7, 54554040), (8, 47734785), (9, 42430920), (10, 38187828), (12, 31823190), (14, 27277020), (15, 25458552), (18, 21215460), (20, 19093914), (21, 18184680), (24, 15911595), (27, 14143640), (28, 13638510), (30, 12729276), (35, 10910808), (36, 10607730), (40, 9546957), (42, 9092340), (45, 8486184), (54, 7071820), (56, 6819255), (60, 6364638), (63, 6061560), (70, 5455404), (72, 5303865), (84, 4546170), (90, 4243092), (105, 3636936), (108, 3535910), (120, 3182319), (126, 3030780), (135, 2828728), (140, 2727702), (168, 2273085), (180, 2121546), (189, 2020520), (210, 1818468), (216, 1767955), (252, 1515390), (270, 1414364), (280, 1363851), (315, 1212312), (360, 1060773), (378, 1010260), (420, 909234), (504, 757695), (540, 707182), (630, 606156), (756, 505130), (840, 454617), (945, 404104), (1080, 353591), (1260, 303078), (1512, 252565), (1890, 202052), (2520, 151539), (3780, 101026), (7560, 50513)]