157628940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19753}}^1$

素因数の和:19791

約数の個数: 96

約数和(自身を含む): 530987520

約数和(自身を除く): 373358580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 19753, 39506, 59259, 79012, 98765, 118518, 138271, 197530, 237036, 276542, 296295, 375307, 395060, 414813, 553084, 592590, 691355, 750614, 829626, 1125921, 1185180, 1382710, 1501228, 1659252, 1876535, 2074065, 2251842, 2627149, 2765420, 3753070, 4148130, 4503684, 5254298, 5629605, 7506140, 7881447, 8296260, 10508596, 11259210, 13135745, 15762894, 22518420, 26271490, 31525788, 39407235, 52542980, 78814470, 157628940]

約数ペア:

[(1, 157628940), (2, 78814470), (3, 52542980), (4, 39407235), (5, 31525788), (6, 26271490), (7, 22518420), (10, 15762894), (12, 13135745), (14, 11259210), (15, 10508596), (19, 8296260), (20, 7881447), (21, 7506140), (28, 5629605), (30, 5254298), (35, 4503684), (38, 4148130), (42, 3753070), (57, 2765420), (60, 2627149), (70, 2251842), (76, 2074065), (84, 1876535), (95, 1659252), (105, 1501228), (114, 1382710), (133, 1185180), (140, 1125921), (190, 829626), (210, 750614), (228, 691355), (266, 592590), (285, 553084), (380, 414813), (399, 395060), (420, 375307), (532, 296295), (570, 276542), (665, 237036), (798, 197530), (1140, 138271), (1330, 118518), (1596, 98765), (1995, 79012), (2660, 59259), (3990, 39506), (7980, 19753)]