21609948420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{25153}}^1$

素因数の和:25251

約数の個数: 192

約数和(自身を含む): 70656579840

約数和(自身を除く): 49046631420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 43, 45, 54, 60, 74, 86, 90, 108, 111, 129, 135, 148, 172, 180, 185, 215, 222, 258, 270, 333, 370, 387, 430, 444, 516, 540, 555, 645, 666, 740, 774, 860, 999, 1110, 1161, 1290, 1332, 1548, 1591, 1665, 1935, 1998, 2220, 2322, 2580, 3182, 3330, 3870, 3996, 4644, 4773, 4995, 5805, 6364, 6660, 7740, 7955, 9546, 9990, 11610, 14319, 15910, 19092, 19980, 23220, 23865, 25153, 28638, 31820, 42957, 47730, 50306, 57276, 71595, 75459, 85914, 95460, 100612, 125765, 143190, 150918, 171828, 214785, 226377, 251530, 286380, 301836, 377295, 429570, 452754, 503060, 679131, 754590, 859140, 905508, 930661, 1081579, 1131885, 1358262, 1509180, 1861322, 2163158, 2263770, 2716524, 2791983, 3244737, 3395655, 3722644, 4326316, 4527540, 4653305, 5407895, 5583966, 6489474, 6791310, 8375949, 9306610, 9734211, 10815790, 11167932, 12978948, 13582620, 13959915, 16223685, 16751898, 18613220, 19468422, 21631580, 25127847, 27919830, 29202633, 32447370, 33503796, 38936844, 40018423, 41879745, 48671055, 50255694, 55839660, 58405266, 64894740, 80036846, 83759490, 97342110, 100511388, 116810532, 120055269, 125639235, 146013165, 160073692, 167518980, 194684220, 200092115, 240110538, 251278470, 292026330, 360165807, 400184230, 480221076, 502556940, 584052660, 600276345, 720331614, 800368460, 1080497421, 1200552690, 1440663228, 1800829035, 2160994842, 2401105380, 3601658070, 4321989684, 5402487105, 7203316140, 10804974210, 21609948420]

約数ペア:

[(1, 21609948420), (2, 10804974210), (3, 7203316140), (4, 5402487105), (5, 4321989684), (6, 3601658070), (9, 2401105380), (10, 2160994842), (12, 1800829035), (15, 1440663228), (18, 1200552690), (20, 1080497421), (27, 800368460), (30, 720331614), (36, 600276345), (37, 584052660), (43, 502556940), (45, 480221076), (54, 400184230), (60, 360165807), (74, 292026330), (86, 251278470), (90, 240110538), (108, 200092115), (111, 194684220), (129, 167518980), (135, 160073692), (148, 146013165), (172, 125639235), (180, 120055269), (185, 116810532), (215, 100511388), (222, 97342110), (258, 83759490), (270, 80036846), (333, 64894740), (370, 58405266), (387, 55839660), (430, 50255694), (444, 48671055), (516, 41879745), (540, 40018423), (555, 38936844), (645, 33503796), (666, 32447370), (740, 29202633), (774, 27919830), (860, 25127847), (999, 21631580), (1110, 19468422), (1161, 18613220), (1290, 16751898), (1332, 16223685), (1548, 13959915), (1591, 13582620), (1665, 12978948), (1935, 11167932), (1998, 10815790), (2220, 9734211), (2322, 9306610), (2580, 8375949), (3182, 6791310), (3330, 6489474), (3870, 5583966), (3996, 5407895), (4644, 4653305), (4773, 4527540), (4995, 4326316), (5805, 3722644), (6364, 3395655), (6660, 3244737), (7740, 2791983), (7955, 2716524), (9546, 2263770), (9990, 2163158), (11610, 1861322), (14319, 1509180), (15910, 1358262), (19092, 1131885), (19980, 1081579), (23220, 930661), (23865, 905508), (25153, 859140), (28638, 754590), (31820, 679131), (42957, 503060), (47730, 452754), (50306, 429570), (57276, 377295), (71595, 301836), (75459, 286380), (85914, 251530), (95460, 226377), (100612, 214785), (125765, 171828), (143190, 150918)]