15900430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 35779968

約数和(自身を除く): 19879538

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 101, 130, 173, 182, 202, 346, 455, 505, 707, 865, 910, 1010, 1211, 1313, 1414, 1730, 2249, 2422, 2626, 3535, 4498, 6055, 6565, 7070, 9191, 11245, 12110, 13130, 15743, 17473, 18382, 22490, 31486, 34946, 45955, 78715, 87365, 91910, 122311, 157430, 174730, 227149, 244622, 454298, 611555, 1135745, 1223110, 1590043, 2271490, 3180086, 7950215, 15900430]

約数ペア:

[(1, 15900430), (2, 7950215), (5, 3180086), (7, 2271490), (10, 1590043), (13, 1223110), (14, 1135745), (26, 611555), (35, 454298), (65, 244622), (70, 227149), (91, 174730), (101, 157430), (130, 122311), (173, 91910), (182, 87365), (202, 78715), (346, 45955), (455, 34946), (505, 31486), (707, 22490), (865, 18382), (910, 17473), (1010, 15743), (1211, 13130), (1313, 12110), (1414, 11245), (1730, 9191), (2249, 7070), (2422, 6565), (2626, 6055), (3535, 4498)]