15501540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 46448640

約数和(自身を除く): 30947100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 47, 60, 69, 92, 94, 115, 138, 141, 188, 230, 235, 239, 276, 282, 345, 460, 470, 478, 564, 690, 705, 717, 940, 956, 1081, 1195, 1380, 1410, 1434, 2162, 2390, 2820, 2868, 3243, 3585, 4324, 4780, 5405, 5497, 6486, 7170, 10810, 10994, 11233, 12972, 14340, 16215, 16491, 21620, 21988, 22466, 27485, 32430, 32982, 33699, 44932, 54970, 56165, 64860, 65964, 67398, 82455, 109940, 112330, 134796, 164910, 168495, 224660, 258359, 329820, 336990, 516718, 673980, 775077, 1033436, 1291795, 1550154, 2583590, 3100308, 3875385, 5167180, 7750770, 15501540]

約数ペア:

[(1, 15501540), (2, 7750770), (3, 5167180), (4, 3875385), (5, 3100308), (6, 2583590), (10, 1550154), (12, 1291795), (15, 1033436), (20, 775077), (23, 673980), (30, 516718), (46, 336990), (47, 329820), (60, 258359), (69, 224660), (92, 168495), (94, 164910), (115, 134796), (138, 112330), (141, 109940), (188, 82455), (230, 67398), (235, 65964), (239, 64860), (276, 56165), (282, 54970), (345, 44932), (460, 33699), (470, 32982), (478, 32430), (564, 27485), (690, 22466), (705, 21988), (717, 21620), (940, 16491), (956, 16215), (1081, 14340), (1195, 12972), (1380, 11233), (1410, 10994), (1434, 10810), (2162, 7170), (2390, 6486), (2820, 5497), (2868, 5405), (3243, 4780), (3585, 4324)]