309945870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15583}}^1$

素因数の和:15626

約数の個数: 96

約数和(自身を含む): 918957312

約数和(自身を除く): 609011442

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 6630, 9945, 15583, 19890, 31166, 46749, 77915, 93498, 140247, 155830, 202579, 233745, 264911, 280494, 405158, 467490, 529822, 607737, 701235, 794733, 1012895, 1215474, 1324555, 1402470, 1589466, 1823211, 2025790, 2384199, 2649110, 3038685, 3443843, 3646422, 3973665, 4768398, 6077370, 6887686, 7947330, 9116055, 10331529, 11920995, 17219215, 18232110, 20663058, 23841990, 30994587, 34438430, 51657645, 61989174, 103315290, 154972935, 309945870]

約数ペア:

[(1, 309945870), (2, 154972935), (3, 103315290), (5, 61989174), (6, 51657645), (9, 34438430), (10, 30994587), (13, 23841990), (15, 20663058), (17, 18232110), (18, 17219215), (26, 11920995), (30, 10331529), (34, 9116055), (39, 7947330), (45, 6887686), (51, 6077370), (65, 4768398), (78, 3973665), (85, 3646422), (90, 3443843), (102, 3038685), (117, 2649110), (130, 2384199), (153, 2025790), (170, 1823211), (195, 1589466), (221, 1402470), (234, 1324555), (255, 1215474), (306, 1012895), (390, 794733), (442, 701235), (510, 607737), (585, 529822), (663, 467490), (765, 405158), (1105, 280494), (1170, 264911), (1326, 233745), (1530, 202579), (1989, 155830), (2210, 140247), (3315, 93498), (3978, 77915), (6630, 46749), (9945, 31166), (15583, 19890)]