288890388

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 786449664

約数和(自身を除く): 497559276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 61, 81, 94, 108, 122, 141, 162, 183, 188, 244, 282, 311, 324, 366, 423, 549, 564, 622, 732, 846, 933, 1098, 1244, 1269, 1647, 1692, 1866, 2196, 2538, 2799, 2867, 3294, 3732, 3807, 4941, 5076, 5598, 5734, 6588, 7614, 8397, 8601, 9882, 11196, 11468, 14617, 15228, 16794, 17202, 18971, 19764, 25191, 25803, 29234, 33588, 34404, 37942, 43851, 50382, 51606, 56913, 58468, 75884, 77409, 87702, 100764, 103212, 113826, 131553, 154818, 170739, 175404, 227652, 232227, 263106, 309636, 341478, 394659, 464454, 512217, 526212, 682956, 789318, 891637, 928908, 1024434, 1183977, 1536651, 1578636, 1783274, 2048868, 2367954, 2674911, 3073302, 3566548, 4735908, 5349822, 6146604, 8024733, 10699644, 16049466, 24074199, 32098932, 48148398, 72222597, 96296796, 144445194, 288890388]

約数ペア:

[(1, 288890388), (2, 144445194), (3, 96296796), (4, 72222597), (6, 48148398), (9, 32098932), (12, 24074199), (18, 16049466), (27, 10699644), (36, 8024733), (47, 6146604), (54, 5349822), (61, 4735908), (81, 3566548), (94, 3073302), (108, 2674911), (122, 2367954), (141, 2048868), (162, 1783274), (183, 1578636), (188, 1536651), (244, 1183977), (282, 1024434), (311, 928908), (324, 891637), (366, 789318), (423, 682956), (549, 526212), (564, 512217), (622, 464454), (732, 394659), (846, 341478), (933, 309636), (1098, 263106), (1244, 232227), (1269, 227652), (1647, 175404), (1692, 170739), (1866, 154818), (2196, 131553), (2538, 113826), (2799, 103212), (2867, 100764), (3294, 87702), (3732, 77409), (3807, 75884), (4941, 58468), (5076, 56913), (5598, 51606), (5734, 50382), (6588, 43851), (7614, 37942), (8397, 34404), (8601, 33588), (9882, 29234), (11196, 25803), (11468, 25191), (14617, 19764), (15228, 18971), (16794, 17202)]