18543240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2711}}^1$

素因数の和:2747

約数の個数: 96

約数和(自身を含む): 63460800

約数和(自身を除く): 44917560

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, 2711, 3420, 5422, 6840, 8133, 10844, 13555, 16266, 21688, 24399, 27110, 32532, 40665, 48798, 51509, 54220, 65064, 81330, 97596, 103018, 108440, 121995, 154527, 162660, 195192, 206036, 243990, 257545, 309054, 325320, 412072, 463581, 487980, 515090, 618108, 772635, 927162, 975960, 1030180, 1236216, 1545270, 1854324, 2060360, 2317905, 3090540, 3708648, 4635810, 6181080, 9271620, 18543240]

約数ペア:

[(1, 18543240), (2, 9271620), (3, 6181080), (4, 4635810), (5, 3708648), (6, 3090540), (8, 2317905), (9, 2060360), (10, 1854324), (12, 1545270), (15, 1236216), (18, 1030180), (19, 975960), (20, 927162), (24, 772635), (30, 618108), (36, 515090), (38, 487980), (40, 463581), (45, 412072), (57, 325320), (60, 309054), (72, 257545), (76, 243990), (90, 206036), (95, 195192), (114, 162660), (120, 154527), (152, 121995), (171, 108440), (180, 103018), (190, 97596), (228, 81330), (285, 65064), (342, 54220), (360, 51509), (380, 48798), (456, 40665), (570, 32532), (684, 27110), (760, 24399), (855, 21688), (1140, 16266), (1368, 13555), (1710, 10844), (2280, 8133), (2711, 6840), (3420, 5422)]