199417540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1325

約数の個数: 96

約数和(自身を含む): 512467200

約数和(自身を除く): 313049660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 61, 70, 76, 95, 122, 133, 140, 190, 244, 266, 305, 380, 427, 532, 610, 665, 854, 1159, 1220, 1229, 1330, 1708, 2135, 2318, 2458, 2660, 4270, 4636, 4916, 5795, 6145, 8113, 8540, 8603, 11590, 12290, 16226, 17206, 23180, 23351, 24580, 32452, 34412, 40565, 43015, 46702, 74969, 81130, 86030, 93404, 116755, 149938, 162260, 163457, 172060, 233510, 299876, 326914, 374845, 467020, 524783, 653828, 749690, 817285, 1049566, 1424411, 1499380, 1634570, 2099132, 2623915, 2848822, 3269140, 5247830, 5697644, 7122055, 9970877, 10495660, 14244110, 19941754, 28488220, 39883508, 49854385, 99708770, 199417540]

約数ペア:

[(1, 199417540), (2, 99708770), (4, 49854385), (5, 39883508), (7, 28488220), (10, 19941754), (14, 14244110), (19, 10495660), (20, 9970877), (28, 7122055), (35, 5697644), (38, 5247830), (61, 3269140), (70, 2848822), (76, 2623915), (95, 2099132), (122, 1634570), (133, 1499380), (140, 1424411), (190, 1049566), (244, 817285), (266, 749690), (305, 653828), (380, 524783), (427, 467020), (532, 374845), (610, 326914), (665, 299876), (854, 233510), (1159, 172060), (1220, 163457), (1229, 162260), (1330, 149938), (1708, 116755), (2135, 93404), (2318, 86030), (2458, 81130), (2660, 74969), (4270, 46702), (4636, 43015), (4916, 40565), (5795, 34412), (6145, 32452), (8113, 24580), (8540, 23351), (8603, 23180), (11590, 17206), (12290, 16226)]