156749775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 345540384

約数和(自身を除く): 188790609

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 25, 35, 39, 49, 51, 65, 75, 85, 91, 105, 119, 147, 175, 193, 195, 221, 245, 255, 273, 325, 357, 425, 455, 525, 579, 595, 637, 663, 735, 833, 965, 975, 1105, 1225, 1275, 1351, 1365, 1547, 1785, 1911, 2275, 2499, 2509, 2895, 2975, 3185, 3281, 3315, 3675, 4053, 4165, 4641, 4825, 5525, 6755, 6825, 7527, 7735, 8925, 9457, 9555, 9843, 10829, 12495, 12545, 14475, 15925, 16405, 16575, 17563, 20265, 20825, 22967, 23205, 28371, 32487, 33775, 37635, 38675, 42653, 47285, 47775, 49215, 52689, 54145, 62475, 62725, 68901, 82025, 87815, 101325, 114835, 116025, 122941, 127959, 141855, 160769, 162435, 188175, 213265, 236425, 246075, 263445, 270725, 298571, 344505, 368823, 439075, 482307, 574175, 614705, 639795, 709275, 803845, 812175, 895713, 1066325, 1317225, 1492855, 1722525, 1844115, 2089997, 2411535, 3073525, 3198975, 4019225, 4478565, 6269991, 7464275, 9220575, 10449985, 12057675, 22392825, 31349955, 52249925, 156749775]

約数ペア:

[(1, 156749775), (3, 52249925), (5, 31349955), (7, 22392825), (13, 12057675), (15, 10449985), (17, 9220575), (21, 7464275), (25, 6269991), (35, 4478565), (39, 4019225), (49, 3198975), (51, 3073525), (65, 2411535), (75, 2089997), (85, 1844115), (91, 1722525), (105, 1492855), (119, 1317225), (147, 1066325), (175, 895713), (193, 812175), (195, 803845), (221, 709275), (245, 639795), (255, 614705), (273, 574175), (325, 482307), (357, 439075), (425, 368823), (455, 344505), (525, 298571), (579, 270725), (595, 263445), (637, 246075), (663, 236425), (735, 213265), (833, 188175), (965, 162435), (975, 160769), (1105, 141855), (1225, 127959), (1275, 122941), (1351, 116025), (1365, 114835), (1547, 101325), (1785, 87815), (1911, 82025), (2275, 68901), (2499, 62725), (2509, 62475), (2895, 54145), (2975, 52689), (3185, 49215), (3281, 47775), (3315, 47285), (3675, 42653), (4053, 38675), (4165, 37635), (4641, 33775), (4825, 32487), (5525, 28371), (6755, 23205), (6825, 22967), (7527, 20825), (7735, 20265), (8925, 17563), (9457, 16575), (9555, 16405), (9843, 15925), (10829, 14475), (12495, 12545)]