30731580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 109798416

約数和(自身を除く): 79066836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 83, 85, 90, 99, 102, 110, 121, 132, 153, 165, 166, 170, 180, 187, 198, 204, 220, 242, 249, 255, 306, 330, 332, 340, 363, 374, 396, 415, 484, 495, 498, 510, 561, 605, 612, 660, 726, 747, 748, 765, 830, 913, 935, 990, 996, 1020, 1089, 1122, 1210, 1245, 1411, 1452, 1494, 1530, 1660, 1683, 1815, 1826, 1870, 1980, 2057, 2178, 2244, 2420, 2490, 2739, 2805, 2822, 2988, 3060, 3366, 3630, 3652, 3735, 3740, 4114, 4233, 4356, 4565, 4980, 5445, 5478, 5610, 5644, 6171, 6732, 7055, 7260, 7470, 8217, 8228, 8415, 8466, 9130, 10043, 10285, 10890, 10956, 11220, 12342, 12699, 13695, 14110, 14940, 15521, 16434, 16830, 16932, 18260, 18513, 20086, 20570, 21165, 21780, 24684, 25398, 27390, 28220, 30129, 30855, 31042, 32868, 33660, 37026, 40172, 41085, 41140, 42330, 46563, 50215, 50796, 54780, 60258, 61710, 62084, 63495, 74052, 77605, 82170, 84660, 90387, 92565, 93126, 100430, 120516, 123420, 126990, 139689, 150645, 155210, 164340, 170731, 180774, 185130, 186252, 200860, 232815, 253980, 279378, 301290, 310420, 341462, 361548, 370260, 451935, 465630, 512193, 558756, 602580, 682924, 698445, 853655, 903870, 931260, 1024386, 1396890, 1536579, 1707310, 1807740, 2048772, 2560965, 2793780, 3073158, 3414620, 5121930, 6146316, 7682895, 10243860, 15365790, 30731580]

約数ペア:

[(1, 30731580), (2, 15365790), (3, 10243860), (4, 7682895), (5, 6146316), (6, 5121930), (9, 3414620), (10, 3073158), (11, 2793780), (12, 2560965), (15, 2048772), (17, 1807740), (18, 1707310), (20, 1536579), (22, 1396890), (30, 1024386), (33, 931260), (34, 903870), (36, 853655), (44, 698445), (45, 682924), (51, 602580), (55, 558756), (60, 512193), (66, 465630), (68, 451935), (83, 370260), (85, 361548), (90, 341462), (99, 310420), (102, 301290), (110, 279378), (121, 253980), (132, 232815), (153, 200860), (165, 186252), (166, 185130), (170, 180774), (180, 170731), (187, 164340), (198, 155210), (204, 150645), (220, 139689), (242, 126990), (249, 123420), (255, 120516), (306, 100430), (330, 93126), (332, 92565), (340, 90387), (363, 84660), (374, 82170), (396, 77605), (415, 74052), (484, 63495), (495, 62084), (498, 61710), (510, 60258), (561, 54780), (605, 50796), (612, 50215), (660, 46563), (726, 42330), (747, 41140), (748, 41085), (765, 40172), (830, 37026), (913, 33660), (935, 32868), (990, 31042), (996, 30855), (1020, 30129), (1089, 28220), (1122, 27390), (1210, 25398), (1245, 24684), (1411, 21780), (1452, 21165), (1494, 20570), (1530, 20086), (1660, 18513), (1683, 18260), (1815, 16932), (1826, 16830), (1870, 16434), (1980, 15521), (2057, 14940), (2178, 14110), (2244, 13695), (2420, 12699), (2490, 12342), (2739, 11220), (2805, 10956), (2822, 10890), (2988, 10285), (3060, 10043), (3366, 9130), (3630, 8466), (3652, 8415), (3735, 8228), (3740, 8217), (4114, 7470), (4233, 7260), (4356, 7055), (4565, 6732), (4980, 6171), (5445, 5644), (5478, 5610)]