309847040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{829}}^1$

素因数の和:927

約数の個数: 88

約数和(自身を含む): 754360440

約数和(自身を除く): 444513400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 512, 584, 640, 730, 829, 1024, 1168, 1280, 1460, 1658, 2336, 2560, 2920, 3316, 4145, 4672, 5120, 5840, 6632, 8290, 9344, 11680, 13264, 16580, 18688, 23360, 26528, 33160, 37376, 46720, 53056, 60517, 66320, 74752, 93440, 106112, 121034, 132640, 186880, 212224, 242068, 265280, 302585, 373760, 424448, 484136, 530560, 605170, 848896, 968272, 1061120, 1210340, 1936544, 2122240, 2420680, 3873088, 4244480, 4841360, 7746176, 9682720, 15492352, 19365440, 30984704, 38730880, 61969408, 77461760, 154923520, 309847040]

約数ペア:

[(1, 309847040), (2, 154923520), (4, 77461760), (5, 61969408), (8, 38730880), (10, 30984704), (16, 19365440), (20, 15492352), (32, 9682720), (40, 7746176), (64, 4841360), (73, 4244480), (80, 3873088), (128, 2420680), (146, 2122240), (160, 1936544), (256, 1210340), (292, 1061120), (320, 968272), (365, 848896), (512, 605170), (584, 530560), (640, 484136), (730, 424448), (829, 373760), (1024, 302585), (1168, 265280), (1280, 242068), (1460, 212224), (1658, 186880), (2336, 132640), (2560, 121034), (2920, 106112), (3316, 93440), (4145, 74752), (4672, 66320), (5120, 60517), (5840, 53056), (6632, 46720), (8290, 37376), (9344, 33160), (11680, 26528), (13264, 23360), (16580, 18688)]