123303460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 312076800

約数和(自身を除く): 188773340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 149, 161, 230, 257, 298, 322, 460, 514, 596, 644, 745, 805, 1028, 1043, 1285, 1490, 1610, 1799, 2086, 2570, 2980, 3220, 3427, 3598, 4172, 5140, 5215, 5911, 6854, 7196, 8995, 10430, 11822, 13708, 17135, 17990, 20860, 23644, 23989, 29555, 34270, 35980, 38293, 41377, 47978, 59110, 68540, 76586, 82754, 95956, 118220, 119945, 153172, 165508, 191465, 206885, 239890, 268051, 382930, 413770, 479780, 536102, 765860, 827540, 880739, 1072204, 1340255, 1761478, 2680510, 3522956, 4403695, 5361020, 6165173, 8807390, 12330346, 17614780, 24660692, 30825865, 61651730, 123303460]

約数ペア:

[(1, 123303460), (2, 61651730), (4, 30825865), (5, 24660692), (7, 17614780), (10, 12330346), (14, 8807390), (20, 6165173), (23, 5361020), (28, 4403695), (35, 3522956), (46, 2680510), (70, 1761478), (92, 1340255), (115, 1072204), (140, 880739), (149, 827540), (161, 765860), (230, 536102), (257, 479780), (298, 413770), (322, 382930), (460, 268051), (514, 239890), (596, 206885), (644, 191465), (745, 165508), (805, 153172), (1028, 119945), (1043, 118220), (1285, 95956), (1490, 82754), (1610, 76586), (1799, 68540), (2086, 59110), (2570, 47978), (2980, 41377), (3220, 38293), (3427, 35980), (3598, 34270), (4172, 29555), (5140, 23989), (5215, 23644), (5911, 20860), (6854, 17990), (7196, 17135), (8995, 13708), (10430, 11822)]