135928940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 361972800

約数和(自身を除く): 226043860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 41, 49, 68, 70, 82, 85, 98, 119, 140, 164, 170, 196, 199, 205, 238, 245, 287, 340, 398, 410, 476, 490, 574, 595, 697, 796, 820, 833, 980, 995, 1148, 1190, 1393, 1394, 1435, 1666, 1990, 2009, 2380, 2786, 2788, 2870, 3332, 3383, 3485, 3980, 4018, 4165, 4879, 5572, 5740, 6766, 6965, 6970, 8036, 8159, 8330, 9751, 9758, 10045, 13532, 13930, 13940, 16318, 16660, 16915, 19502, 19516, 20090, 23681, 24395, 27860, 32636, 33830, 34153, 39004, 40180, 40795, 47362, 48755, 48790, 57113, 67660, 68306, 81590, 94724, 97510, 97580, 114226, 118405, 136612, 138703, 163180, 165767, 170765, 195020, 228452, 236810, 277406, 285565, 331534, 341530, 399791, 473620, 554812, 571130, 663068, 683060, 693515, 799582, 828835, 970921, 1142260, 1387030, 1599164, 1657670, 1941842, 1998955, 2774060, 3315340, 3883684, 3997910, 4854605, 6796447, 7995820, 9709210, 13592894, 19418420, 27185788, 33982235, 67964470, 135928940]

約数ペア:

[(1, 135928940), (2, 67964470), (4, 33982235), (5, 27185788), (7, 19418420), (10, 13592894), (14, 9709210), (17, 7995820), (20, 6796447), (28, 4854605), (34, 3997910), (35, 3883684), (41, 3315340), (49, 2774060), (68, 1998955), (70, 1941842), (82, 1657670), (85, 1599164), (98, 1387030), (119, 1142260), (140, 970921), (164, 828835), (170, 799582), (196, 693515), (199, 683060), (205, 663068), (238, 571130), (245, 554812), (287, 473620), (340, 399791), (398, 341530), (410, 331534), (476, 285565), (490, 277406), (574, 236810), (595, 228452), (697, 195020), (796, 170765), (820, 165767), (833, 163180), (980, 138703), (995, 136612), (1148, 118405), (1190, 114226), (1393, 97580), (1394, 97510), (1435, 94724), (1666, 81590), (1990, 68306), (2009, 67660), (2380, 57113), (2786, 48790), (2788, 48755), (2870, 47362), (3332, 40795), (3383, 40180), (3485, 39004), (3980, 34153), (4018, 33830), (4165, 32636), (4879, 27860), (5572, 24395), (5740, 23681), (6766, 20090), (6965, 19516), (6970, 19502), (8036, 16915), (8159, 16660), (8330, 16318), (9751, 13940), (9758, 13930), (10045, 13532)]