978293820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{1237}}^1$

素因数の和:1532

約数の個数: 144

約数和(自身を含む): 3200873760

約数和(自身を除く): 2222579940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 269, 294, 420, 490, 538, 588, 735, 807, 980, 1076, 1237, 1345, 1470, 1614, 1883, 2474, 2690, 2940, 3228, 3711, 3766, 4035, 4948, 5380, 5649, 6185, 7422, 7532, 8070, 8659, 9415, 11298, 12370, 13181, 14844, 16140, 17318, 18555, 18830, 22596, 24740, 25977, 26362, 28245, 34636, 37110, 37660, 39543, 43295, 51954, 52724, 56490, 60613, 65905, 74220, 79086, 86590, 103908, 112980, 121226, 129885, 131810, 158172, 173180, 181839, 197715, 242452, 259770, 263620, 303065, 332753, 363678, 395430, 519540, 606130, 665506, 727356, 790860, 909195, 998259, 1212260, 1331012, 1663765, 1818390, 1996518, 2329271, 3327530, 3636780, 3993036, 4658542, 4991295, 6655060, 6987813, 9317084, 9982590, 11646355, 13975626, 16304897, 19965180, 23292710, 27951252, 32609794, 34939065, 46585420, 48914691, 65219588, 69878130, 81524485, 97829382, 139756260, 163048970, 195658764, 244573455, 326097940, 489146910, 978293820]

約数ペア:

[(1, 978293820), (2, 489146910), (3, 326097940), (4, 244573455), (5, 195658764), (6, 163048970), (7, 139756260), (10, 97829382), (12, 81524485), (14, 69878130), (15, 65219588), (20, 48914691), (21, 46585420), (28, 34939065), (30, 32609794), (35, 27951252), (42, 23292710), (49, 19965180), (60, 16304897), (70, 13975626), (84, 11646355), (98, 9982590), (105, 9317084), (140, 6987813), (147, 6655060), (196, 4991295), (210, 4658542), (245, 3993036), (269, 3636780), (294, 3327530), (420, 2329271), (490, 1996518), (538, 1818390), (588, 1663765), (735, 1331012), (807, 1212260), (980, 998259), (1076, 909195), (1237, 790860), (1345, 727356), (1470, 665506), (1614, 606130), (1883, 519540), (2474, 395430), (2690, 363678), (2940, 332753), (3228, 303065), (3711, 263620), (3766, 259770), (4035, 242452), (4948, 197715), (5380, 181839), (5649, 173180), (6185, 158172), (7422, 131810), (7532, 129885), (8070, 121226), (8659, 112980), (9415, 103908), (11298, 86590), (12370, 79086), (13181, 74220), (14844, 65905), (16140, 60613), (17318, 56490), (18555, 52724), (18830, 51954), (22596, 43295), (24740, 39543), (25977, 37660), (26362, 37110), (28245, 34636)]