19125210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 35306790

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 29, 30, 38, 39, 57, 58, 65, 78, 87, 89, 95, 114, 130, 145, 174, 178, 190, 195, 247, 267, 285, 290, 377, 390, 435, 445, 494, 534, 551, 570, 741, 754, 870, 890, 1102, 1131, 1157, 1235, 1335, 1482, 1653, 1691, 1885, 2262, 2314, 2470, 2581, 2670, 2755, 3306, 3382, 3471, 3705, 3770, 5073, 5162, 5510, 5655, 5785, 6942, 7163, 7410, 7743, 8265, 8455, 10146, 11310, 11570, 12905, 14326, 15486, 16530, 16910, 17355, 21489, 21983, 25365, 25810, 33553, 34710, 35815, 38715, 42978, 43966, 49039, 50730, 65949, 67106, 71630, 77430, 98078, 100659, 107445, 109915, 131898, 147117, 167765, 201318, 214890, 219830, 245195, 294234, 329745, 335530, 490390, 503295, 637507, 659490, 735585, 1006590, 1275014, 1471170, 1912521, 3187535, 3825042, 6375070, 9562605, 19125210]

約数ペア:

[(1, 19125210), (2, 9562605), (3, 6375070), (5, 3825042), (6, 3187535), (10, 1912521), (13, 1471170), (15, 1275014), (19, 1006590), (26, 735585), (29, 659490), (30, 637507), (38, 503295), (39, 490390), (57, 335530), (58, 329745), (65, 294234), (78, 245195), (87, 219830), (89, 214890), (95, 201318), (114, 167765), (130, 147117), (145, 131898), (174, 109915), (178, 107445), (190, 100659), (195, 98078), (247, 77430), (267, 71630), (285, 67106), (290, 65949), (377, 50730), (390, 49039), (435, 43966), (445, 42978), (494, 38715), (534, 35815), (551, 34710), (570, 33553), (741, 25810), (754, 25365), (870, 21983), (890, 21489), (1102, 17355), (1131, 16910), (1157, 16530), (1235, 15486), (1335, 14326), (1482, 12905), (1653, 11570), (1691, 11310), (1885, 10146), (2262, 8455), (2314, 8265), (2470, 7743), (2581, 7410), (2670, 7163), (2755, 6942), (3306, 5785), (3382, 5655), (3471, 5510), (3705, 5162), (3770, 5073)]