245366940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44939}}^1$

素因数の和:44971

約数の個数: 96

約数和(自身を含む): 845591040

約数和(自身を除く): 600224100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 44939, 89878, 134817, 179756, 224695, 269634, 314573, 449390, 539268, 584207, 629146, 674085, 898780, 943719, 1168414, 1258292, 1348170, 1572865, 1752621, 1887438, 2336828, 2696340, 2921035, 3145730, 3505242, 3774876, 4089449, 4718595, 5842070, 6291460, 7010484, 8178898, 8763105, 9437190, 11684140, 12268347, 16357796, 17526210, 18874380, 20447245, 24536694, 35052420, 40894490, 49073388, 61341735, 81788980, 122683470, 245366940]

約数ペア:

[(1, 245366940), (2, 122683470), (3, 81788980), (4, 61341735), (5, 49073388), (6, 40894490), (7, 35052420), (10, 24536694), (12, 20447245), (13, 18874380), (14, 17526210), (15, 16357796), (20, 12268347), (21, 11684140), (26, 9437190), (28, 8763105), (30, 8178898), (35, 7010484), (39, 6291460), (42, 5842070), (52, 4718595), (60, 4089449), (65, 3774876), (70, 3505242), (78, 3145730), (84, 2921035), (91, 2696340), (105, 2336828), (130, 1887438), (140, 1752621), (156, 1572865), (182, 1348170), (195, 1258292), (210, 1168414), (260, 943719), (273, 898780), (364, 674085), (390, 629146), (420, 584207), (455, 539268), (546, 449390), (780, 314573), (910, 269634), (1092, 224695), (1365, 179756), (1820, 134817), (2730, 89878), (5460, 44939)]