204517425

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 432561600

約数和(自身を除く): 228044175

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 29, 35, 49, 57, 75, 87, 95, 101, 105, 133, 145, 147, 175, 203, 245, 285, 303, 399, 435, 475, 505, 525, 551, 609, 665, 707, 725, 735, 931, 1015, 1225, 1421, 1425, 1515, 1653, 1919, 1995, 2121, 2175, 2525, 2755, 2793, 2929, 3045, 3325, 3535, 3675, 3857, 4263, 4655, 4949, 5075, 5757, 7105, 7575, 8265, 8787, 9595, 9975, 10605, 11571, 13433, 13775, 13965, 14645, 14847, 15225, 17675, 19285, 20503, 21315, 23275, 24745, 26999, 28785, 35525, 40299, 41325, 43935, 47975, 53025, 55651, 57855, 61509, 67165, 69825, 73225, 74235, 80997, 94031, 96425, 102515, 106575, 123725, 134995, 143521, 143925, 166953, 201495, 219675, 278255, 282093, 289275, 307545, 335825, 371175, 389557, 404985, 430563, 470155, 512575, 674975, 717605, 834765, 1007475, 1168671, 1391275, 1410465, 1537725, 1947785, 2024925, 2152815, 2350775, 2726899, 3588025, 4173825, 5843355, 7052325, 8180697, 9738925, 10764075, 13634495, 29216775, 40903485, 68172475, 204517425]

約数ペア:

[(1, 204517425), (3, 68172475), (5, 40903485), (7, 29216775), (15, 13634495), (19, 10764075), (21, 9738925), (25, 8180697), (29, 7052325), (35, 5843355), (49, 4173825), (57, 3588025), (75, 2726899), (87, 2350775), (95, 2152815), (101, 2024925), (105, 1947785), (133, 1537725), (145, 1410465), (147, 1391275), (175, 1168671), (203, 1007475), (245, 834765), (285, 717605), (303, 674975), (399, 512575), (435, 470155), (475, 430563), (505, 404985), (525, 389557), (551, 371175), (609, 335825), (665, 307545), (707, 289275), (725, 282093), (735, 278255), (931, 219675), (1015, 201495), (1225, 166953), (1421, 143925), (1425, 143521), (1515, 134995), (1653, 123725), (1919, 106575), (1995, 102515), (2121, 96425), (2175, 94031), (2525, 80997), (2755, 74235), (2793, 73225), (2929, 69825), (3045, 67165), (3325, 61509), (3535, 57855), (3675, 55651), (3857, 53025), (4263, 47975), (4655, 43935), (4949, 41325), (5075, 40299), (5757, 35525), (7105, 28785), (7575, 26999), (8265, 24745), (8787, 23275), (9595, 21315), (9975, 20503), (10605, 19285), (11571, 17675), (13433, 15225), (13775, 14847), (13965, 14645)]