280205657870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{619}}^1\times {\mathrm{8447}}^1$

素因数の和:9329

約数の個数: 64

約数和(自身を含む): 529474682880

約数和(自身を除く): 249269025010

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 233, 466, 619, 1165, 1238, 2330, 3095, 5359, 6190, 8447, 10718, 14237, 16894, 26795, 28474, 42235, 53590, 71185, 84470, 142370, 144227, 194281, 288454, 388562, 721135, 971405, 1442270, 1942810, 1968151, 3317221, 3936302, 5228693, 6634442, 9840755, 10457386, 16586105, 19681510, 26143465, 33172210, 45267473, 52286930, 90534946, 120259939, 226337365, 240519878, 452674730, 601299695, 1202599390, 1218285469, 2436570938, 6091427345, 12182854690, 28020565787, 56041131574, 140102828935, 280205657870]

約数ペア:

[(1, 280205657870), (2, 140102828935), (5, 56041131574), (10, 28020565787), (23, 12182854690), (46, 6091427345), (115, 2436570938), (230, 1218285469), (233, 1202599390), (466, 601299695), (619, 452674730), (1165, 240519878), (1238, 226337365), (2330, 120259939), (3095, 90534946), (5359, 52286930), (6190, 45267473), (8447, 33172210), (10718, 26143465), (14237, 19681510), (16894, 16586105), (26795, 10457386), (28474, 9840755), (42235, 6634442), (53590, 5228693), (71185, 3936302), (84470, 3317221), (142370, 1968151), (144227, 1942810), (194281, 1442270), (288454, 971405), (388562, 721135)]