321664980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{58913}}^1$

素因数の和:58945

約数の個数: 96

約数和(自身を含む): 1108525824

約数和(自身を除く): 786860844

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, 58913, 117826, 176739, 235652, 294565, 353478, 412391, 589130, 706956, 765869, 824782, 883695, 1178260, 1237173, 1531738, 1649564, 1767390, 2061955, 2297607, 2474346, 3063476, 3534780, 3829345, 4123910, 4595214, 4948692, 5361083, 6185865, 7658690, 8247820, 9190428, 10722166, 11488035, 12371730, 15317380, 16083249, 21444332, 22976070, 24743460, 26805415, 32166498, 45952140, 53610830, 64332996, 80416245, 107221660, 160832490, 321664980]

約数ペア:

[(1, 321664980), (2, 160832490), (3, 107221660), (4, 80416245), (5, 64332996), (6, 53610830), (7, 45952140), (10, 32166498), (12, 26805415), (13, 24743460), (14, 22976070), (15, 21444332), (20, 16083249), (21, 15317380), (26, 12371730), (28, 11488035), (30, 10722166), (35, 9190428), (39, 8247820), (42, 7658690), (52, 6185865), (60, 5361083), (65, 4948692), (70, 4595214), (78, 4123910), (84, 3829345), (91, 3534780), (105, 3063476), (130, 2474346), (140, 2297607), (156, 2061955), (182, 1767390), (195, 1649564), (210, 1531738), (260, 1237173), (273, 1178260), (364, 883695), (390, 824782), (420, 765869), (455, 706956), (546, 589130), (780, 412391), (910, 353478), (1092, 294565), (1365, 235652), (1820, 176739), (2730, 117826), (5460, 58913)]