30909960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4519}}^1$

素因数の和:4555

約数の個数: 96

約数和(自身を含む): 105768000

約数和(自身を除く): 74858040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 4519, 6840, 9038, 13557, 18076, 22595, 27114, 36152, 40671, 45190, 54228, 67785, 81342, 85861, 90380, 108456, 135570, 162684, 171722, 180760, 203355, 257583, 271140, 325368, 343444, 406710, 429305, 515166, 542280, 686888, 772749, 813420, 858610, 1030332, 1287915, 1545498, 1626840, 1717220, 2060664, 2575830, 3090996, 3434440, 3863745, 5151660, 6181992, 7727490, 10303320, 15454980, 30909960]

約数ペア:

[(1, 30909960), (2, 15454980), (3, 10303320), (4, 7727490), (5, 6181992), (6, 5151660), (8, 3863745), (9, 3434440), (10, 3090996), (12, 2575830), (15, 2060664), (18, 1717220), (19, 1626840), (20, 1545498), (24, 1287915), (30, 1030332), (36, 858610), (38, 813420), (40, 772749), (45, 686888), (57, 542280), (60, 515166), (72, 429305), (76, 406710), (90, 343444), (95, 325368), (114, 271140), (120, 257583), (152, 203355), (171, 180760), (180, 171722), (190, 162684), (228, 135570), (285, 108456), (342, 90380), (360, 85861), (380, 81342), (456, 67785), (570, 54228), (684, 45190), (760, 40671), (855, 36152), (1140, 27114), (1368, 22595), (1710, 18076), (2280, 13557), (3420, 9038), (4519, 6840)]