139372220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 336571200

約数和(自身を除く): 197198980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 89, 95, 130, 178, 190, 247, 260, 317, 356, 380, 445, 494, 634, 890, 988, 1157, 1235, 1268, 1585, 1691, 1780, 2314, 2470, 3170, 3382, 4121, 4628, 4940, 5785, 6023, 6340, 6764, 8242, 8455, 11570, 12046, 16484, 16910, 20605, 21983, 23140, 24092, 28213, 30115, 33820, 41210, 43966, 56426, 60230, 78299, 82420, 87932, 109915, 112852, 120460, 141065, 156598, 219830, 282130, 313196, 366769, 391495, 439660, 536047, 564260, 733538, 782990, 1072094, 1467076, 1565980, 1833845, 2144188, 2680235, 3667690, 5360470, 6968611, 7335380, 10720940, 13937222, 27874444, 34843055, 69686110, 139372220]

約数ペア:

[(1, 139372220), (2, 69686110), (4, 34843055), (5, 27874444), (10, 13937222), (13, 10720940), (19, 7335380), (20, 6968611), (26, 5360470), (38, 3667690), (52, 2680235), (65, 2144188), (76, 1833845), (89, 1565980), (95, 1467076), (130, 1072094), (178, 782990), (190, 733538), (247, 564260), (260, 536047), (317, 439660), (356, 391495), (380, 366769), (445, 313196), (494, 282130), (634, 219830), (890, 156598), (988, 141065), (1157, 120460), (1235, 112852), (1268, 109915), (1585, 87932), (1691, 82420), (1780, 78299), (2314, 60230), (2470, 56426), (3170, 43966), (3382, 41210), (4121, 33820), (4628, 30115), (4940, 28213), (5785, 24092), (6023, 23140), (6340, 21983), (6764, 20605), (8242, 16910), (8455, 16484), (11570, 12046)]