39454380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 138325824

約数和(自身を除く): 98871444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 173, 180, 181, 210, 252, 315, 346, 362, 420, 519, 543, 630, 692, 724, 865, 905, 1038, 1086, 1211, 1260, 1267, 1557, 1629, 1730, 1810, 2076, 2172, 2422, 2534, 2595, 2715, 3114, 3258, 3460, 3620, 3633, 3801, 4844, 5068, 5190, 5430, 6055, 6228, 6335, 6516, 7266, 7602, 7785, 8145, 10380, 10860, 10899, 11403, 12110, 12670, 14532, 15204, 15570, 16290, 18165, 19005, 21798, 22806, 24220, 25340, 31140, 31313, 32580, 36330, 38010, 43596, 45612, 54495, 57015, 62626, 72660, 76020, 93939, 108990, 114030, 125252, 156565, 187878, 217980, 219191, 228060, 281817, 313130, 375756, 438382, 469695, 563634, 626260, 657573, 876764, 939390, 1095955, 1127268, 1315146, 1409085, 1878780, 1972719, 2191910, 2630292, 2818170, 3287865, 3945438, 4383820, 5636340, 6575730, 7890876, 9863595, 13151460, 19727190, 39454380]

約数ペア:

[(1, 39454380), (2, 19727190), (3, 13151460), (4, 9863595), (5, 7890876), (6, 6575730), (7, 5636340), (9, 4383820), (10, 3945438), (12, 3287865), (14, 2818170), (15, 2630292), (18, 2191910), (20, 1972719), (21, 1878780), (28, 1409085), (30, 1315146), (35, 1127268), (36, 1095955), (42, 939390), (45, 876764), (60, 657573), (63, 626260), (70, 563634), (84, 469695), (90, 438382), (105, 375756), (126, 313130), (140, 281817), (173, 228060), (180, 219191), (181, 217980), (210, 187878), (252, 156565), (315, 125252), (346, 114030), (362, 108990), (420, 93939), (519, 76020), (543, 72660), (630, 62626), (692, 57015), (724, 54495), (865, 45612), (905, 43596), (1038, 38010), (1086, 36330), (1211, 32580), (1260, 31313), (1267, 31140), (1557, 25340), (1629, 24220), (1730, 22806), (1810, 21798), (2076, 19005), (2172, 18165), (2422, 16290), (2534, 15570), (2595, 15204), (2715, 14532), (3114, 12670), (3258, 12110), (3460, 11403), (3620, 10899), (3633, 10860), (3801, 10380), (4844, 8145), (5068, 7785), (5190, 7602), (5430, 7266), (6055, 6516), (6228, 6335)]