287940060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1427}}^1$

素因数の和:1520

約数の個数: 144

約数和(自身を含む): 935625600

約数和(自身を除く): 647685540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 59, 60, 76, 90, 95, 114, 118, 171, 177, 180, 190, 228, 236, 285, 295, 342, 354, 380, 531, 570, 590, 684, 708, 855, 885, 1062, 1121, 1140, 1180, 1427, 1710, 1770, 2124, 2242, 2655, 2854, 3363, 3420, 3540, 4281, 4484, 5310, 5605, 5708, 6726, 7135, 8562, 10089, 10620, 11210, 12843, 13452, 14270, 16815, 17124, 20178, 21405, 22420, 25686, 27113, 28540, 33630, 40356, 42810, 50445, 51372, 54226, 64215, 67260, 81339, 84193, 85620, 100890, 108452, 128430, 135565, 162678, 168386, 201780, 244017, 252579, 256860, 271130, 325356, 336772, 406695, 420965, 488034, 505158, 542260, 757737, 813390, 841930, 976068, 1010316, 1220085, 1262895, 1515474, 1599667, 1626780, 1683860, 2440170, 2525790, 3030948, 3199334, 3788685, 4799001, 4880340, 5051580, 6398668, 7577370, 7998335, 9598002, 14397003, 15154740, 15996670, 19196004, 23995005, 28794006, 31993340, 47990010, 57588012, 71985015, 95980020, 143970030, 287940060]

約数ペア:

[(1, 287940060), (2, 143970030), (3, 95980020), (4, 71985015), (5, 57588012), (6, 47990010), (9, 31993340), (10, 28794006), (12, 23995005), (15, 19196004), (18, 15996670), (19, 15154740), (20, 14397003), (30, 9598002), (36, 7998335), (38, 7577370), (45, 6398668), (57, 5051580), (59, 4880340), (60, 4799001), (76, 3788685), (90, 3199334), (95, 3030948), (114, 2525790), (118, 2440170), (171, 1683860), (177, 1626780), (180, 1599667), (190, 1515474), (228, 1262895), (236, 1220085), (285, 1010316), (295, 976068), (342, 841930), (354, 813390), (380, 757737), (531, 542260), (570, 505158), (590, 488034), (684, 420965), (708, 406695), (855, 336772), (885, 325356), (1062, 271130), (1121, 256860), (1140, 252579), (1180, 244017), (1427, 201780), (1710, 168386), (1770, 162678), (2124, 135565), (2242, 128430), (2655, 108452), (2854, 100890), (3363, 85620), (3420, 84193), (3540, 81339), (4281, 67260), (4484, 64215), (5310, 54226), (5605, 51372), (5708, 50445), (6726, 42810), (7135, 40356), (8562, 33630), (10089, 28540), (10620, 27113), (11210, 25686), (12843, 22420), (13452, 21405), (14270, 20178), (16815, 17124)]