240135220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 568770048

約数和(自身を除く): 328634828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 47, 52, 65, 86, 94, 130, 172, 188, 215, 235, 260, 430, 457, 470, 559, 611, 860, 914, 940, 1118, 1222, 1828, 2021, 2236, 2285, 2444, 2795, 3055, 4042, 4570, 5590, 5941, 6110, 8084, 9140, 10105, 11180, 11882, 12220, 19651, 20210, 21479, 23764, 26273, 29705, 39302, 40420, 42958, 52546, 59410, 78604, 85916, 98255, 105092, 107395, 118820, 131365, 196510, 214790, 255463, 262730, 279227, 393020, 429580, 510926, 525460, 558454, 923597, 1021852, 1116908, 1277315, 1396135, 1847194, 2554630, 2792270, 3694388, 4617985, 5109260, 5584540, 9235970, 12006761, 18471940, 24013522, 48027044, 60033805, 120067610, 240135220]

約数ペア:

[(1, 240135220), (2, 120067610), (4, 60033805), (5, 48027044), (10, 24013522), (13, 18471940), (20, 12006761), (26, 9235970), (43, 5584540), (47, 5109260), (52, 4617985), (65, 3694388), (86, 2792270), (94, 2554630), (130, 1847194), (172, 1396135), (188, 1277315), (215, 1116908), (235, 1021852), (260, 923597), (430, 558454), (457, 525460), (470, 510926), (559, 429580), (611, 393020), (860, 279227), (914, 262730), (940, 255463), (1118, 214790), (1222, 196510), (1828, 131365), (2021, 118820), (2236, 107395), (2285, 105092), (2444, 98255), (2795, 85916), (3055, 78604), (4042, 59410), (4570, 52546), (5590, 42958), (5941, 40420), (6110, 39302), (8084, 29705), (9140, 26273), (10105, 23764), (11180, 21479), (11882, 20210), (12220, 19651)]