30724785

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 128

約数和(自身を含む): 69995520

約数和(自身を除く): 39270735

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 41, 45, 61, 63, 65, 91, 105, 117, 123, 135, 183, 189, 195, 205, 273, 287, 305, 315, 351, 369, 427, 455, 533, 549, 585, 615, 793, 819, 861, 915, 945, 1107, 1281, 1365, 1435, 1599, 1647, 1755, 1845, 2135, 2379, 2457, 2501, 2583, 2665, 2745, 3731, 3843, 3965, 4095, 4305, 4797, 5535, 5551, 6405, 7137, 7503, 7749, 7995, 8235, 11193, 11529, 11895, 12285, 12505, 12915, 14391, 16653, 17507, 18655, 19215, 21411, 22509, 23985, 27755, 32513, 33579, 35685, 37515, 38745, 49959, 52521, 55965, 57645, 67527, 71955, 83265, 87535, 97539, 100737, 107055, 112545, 149877, 157563, 162565, 167895, 227591, 249795, 262605, 292617, 337635, 472689, 487695, 503685, 682773, 749385, 787815, 877851, 1137955, 1463085, 2048319, 2363445, 3413865, 4389255, 6144957, 10241595, 30724785]

約数ペア:

[(1, 30724785), (3, 10241595), (5, 6144957), (7, 4389255), (9, 3413865), (13, 2363445), (15, 2048319), (21, 1463085), (27, 1137955), (35, 877851), (39, 787815), (41, 749385), (45, 682773), (61, 503685), (63, 487695), (65, 472689), (91, 337635), (105, 292617), (117, 262605), (123, 249795), (135, 227591), (183, 167895), (189, 162565), (195, 157563), (205, 149877), (273, 112545), (287, 107055), (305, 100737), (315, 97539), (351, 87535), (369, 83265), (427, 71955), (455, 67527), (533, 57645), (549, 55965), (585, 52521), (615, 49959), (793, 38745), (819, 37515), (861, 35685), (915, 33579), (945, 32513), (1107, 27755), (1281, 23985), (1365, 22509), (1435, 21411), (1599, 19215), (1647, 18655), (1755, 17507), (1845, 16653), (2135, 14391), (2379, 12915), (2457, 12505), (2501, 12285), (2583, 11895), (2665, 11529), (2745, 11193), (3731, 8235), (3843, 7995), (3965, 7749), (4095, 7503), (4305, 7137), (4797, 6405), (5535, 5551)]