76778715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 156764160

約数和(自身を除く): 79985445

約数列:

[1, 3, 5, 13, 15, 17, 19, 23, 39, 51, 53, 57, 65, 69, 85, 95, 115, 159, 195, 221, 247, 255, 265, 285, 299, 323, 345, 391, 437, 663, 689, 741, 795, 897, 901, 969, 1007, 1105, 1173, 1219, 1235, 1311, 1495, 1615, 1955, 2067, 2185, 2703, 3021, 3315, 3445, 3657, 3705, 4199, 4485, 4505, 4845, 5035, 5083, 5681, 5865, 6095, 6555, 7429, 10335, 11713, 12597, 13091, 13515, 15105, 15249, 15847, 17043, 17119, 18285, 20723, 20995, 22287, 23161, 25415, 28405, 35139, 37145, 39273, 47541, 51357, 58565, 62169, 62985, 65455, 69483, 76245, 79235, 85215, 85595, 96577, 103615, 111435, 115805, 175695, 196365, 222547, 237705, 256785, 269399, 289731, 301093, 310845, 347415, 393737, 482885, 667641, 808197, 903279, 1112735, 1181211, 1346995, 1448655, 1505465, 1968685, 3338205, 4040985, 4516395, 5118581, 5906055, 15355743, 25592905, 76778715]

約数ペア:

[(1, 76778715), (3, 25592905), (5, 15355743), (13, 5906055), (15, 5118581), (17, 4516395), (19, 4040985), (23, 3338205), (39, 1968685), (51, 1505465), (53, 1448655), (57, 1346995), (65, 1181211), (69, 1112735), (85, 903279), (95, 808197), (115, 667641), (159, 482885), (195, 393737), (221, 347415), (247, 310845), (255, 301093), (265, 289731), (285, 269399), (299, 256785), (323, 237705), (345, 222547), (391, 196365), (437, 175695), (663, 115805), (689, 111435), (741, 103615), (795, 96577), (897, 85595), (901, 85215), (969, 79235), (1007, 76245), (1105, 69483), (1173, 65455), (1219, 62985), (1235, 62169), (1311, 58565), (1495, 51357), (1615, 47541), (1955, 39273), (2067, 37145), (2185, 35139), (2703, 28405), (3021, 25415), (3315, 23161), (3445, 22287), (3657, 20995), (3705, 20723), (4199, 18285), (4485, 17119), (4505, 17043), (4845, 15847), (5035, 15249), (5083, 15105), (5681, 13515), (5865, 13091), (6095, 12597), (6555, 11713), (7429, 10335)]