238635520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 120

約数和(自身を含む): 597313332

約数和(自身を除く): 358677812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 128, 155, 160, 194, 248, 256, 310, 320, 388, 485, 496, 512, 620, 640, 776, 961, 970, 992, 1240, 1280, 1552, 1922, 1940, 1984, 2480, 2560, 3007, 3104, 3844, 3880, 3968, 4805, 4960, 6014, 6208, 7688, 7760, 7936, 9610, 9920, 12028, 12416, 15035, 15376, 15520, 15872, 19220, 19840, 24056, 24832, 30070, 30752, 31040, 38440, 39680, 48112, 49664, 60140, 61504, 62080, 76880, 79360, 93217, 96224, 120280, 123008, 124160, 153760, 186434, 192448, 240560, 246016, 248320, 307520, 372868, 384896, 466085, 481120, 492032, 615040, 745736, 769792, 932170, 962240, 1230080, 1491472, 1539584, 1864340, 1924480, 2460160, 2982944, 3728680, 3848960, 5965888, 7457360, 7697920, 11931776, 14914720, 23863552, 29829440, 47727104, 59658880, 119317760, 238635520]

約数ペア:

[(1, 238635520), (2, 119317760), (4, 59658880), (5, 47727104), (8, 29829440), (10, 23863552), (16, 14914720), (20, 11931776), (31, 7697920), (32, 7457360), (40, 5965888), (62, 3848960), (64, 3728680), (80, 2982944), (97, 2460160), (124, 1924480), (128, 1864340), (155, 1539584), (160, 1491472), (194, 1230080), (248, 962240), (256, 932170), (310, 769792), (320, 745736), (388, 615040), (485, 492032), (496, 481120), (512, 466085), (620, 384896), (640, 372868), (776, 307520), (961, 248320), (970, 246016), (992, 240560), (1240, 192448), (1280, 186434), (1552, 153760), (1922, 124160), (1940, 123008), (1984, 120280), (2480, 96224), (2560, 93217), (3007, 79360), (3104, 76880), (3844, 62080), (3880, 61504), (3968, 60140), (4805, 49664), (4960, 48112), (6014, 39680), (6208, 38440), (7688, 31040), (7760, 30752), (7936, 30070), (9610, 24832), (9920, 24056), (12028, 19840), (12416, 19220), (15035, 15872), (15376, 15520)]