155556135

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 341452800

約数和(自身を除く): 185896665

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 47, 49, 57, 63, 79, 95, 105, 133, 141, 147, 171, 235, 237, 245, 285, 315, 329, 395, 399, 423, 441, 553, 665, 705, 711, 735, 855, 893, 931, 987, 1185, 1197, 1501, 1645, 1659, 1995, 2115, 2205, 2303, 2679, 2765, 2793, 2961, 3555, 3713, 3871, 4465, 4503, 4655, 4935, 4977, 5985, 6251, 6909, 7505, 8037, 8295, 8379, 10507, 11139, 11515, 11613, 13395, 13509, 13965, 14805, 18565, 18753, 19355, 20727, 22515, 24885, 25991, 31255, 31521, 33417, 34545, 34839, 40185, 41895, 43757, 52535, 55695, 56259, 58065, 67545, 70547, 73549, 77973, 93765, 94563, 103635, 129955, 131271, 157605, 167085, 174195, 181937, 211641, 218785, 220647, 233919, 281295, 352735, 367745, 389865, 393813, 472815, 493829, 545811, 634923, 656355, 661941, 909685, 1058205, 1103235, 1169595, 1481487, 1637433, 1969065, 2469145, 2729055, 3174615, 3309705, 3456803, 4444461, 7407435, 8187165, 10370409, 17284015, 22222305, 31111227, 51852045, 155556135]

約数ペア:

[(1, 155556135), (3, 51852045), (5, 31111227), (7, 22222305), (9, 17284015), (15, 10370409), (19, 8187165), (21, 7407435), (35, 4444461), (45, 3456803), (47, 3309705), (49, 3174615), (57, 2729055), (63, 2469145), (79, 1969065), (95, 1637433), (105, 1481487), (133, 1169595), (141, 1103235), (147, 1058205), (171, 909685), (235, 661941), (237, 656355), (245, 634923), (285, 545811), (315, 493829), (329, 472815), (395, 393813), (399, 389865), (423, 367745), (441, 352735), (553, 281295), (665, 233919), (705, 220647), (711, 218785), (735, 211641), (855, 181937), (893, 174195), (931, 167085), (987, 157605), (1185, 131271), (1197, 129955), (1501, 103635), (1645, 94563), (1659, 93765), (1995, 77973), (2115, 73549), (2205, 70547), (2303, 67545), (2679, 58065), (2765, 56259), (2793, 55695), (2961, 52535), (3555, 43757), (3713, 41895), (3871, 40185), (4465, 34839), (4503, 34545), (4655, 33417), (4935, 31521), (4977, 31255), (5985, 25991), (6251, 24885), (6909, 22515), (7505, 20727), (8037, 19355), (8295, 18753), (8379, 18565), (10507, 14805), (11139, 13965), (11515, 13509), (11613, 13395)]