16217460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 57412992

約数和(自身を除く): 41195532

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, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 211, 244, 252, 305, 315, 366, 420, 422, 427, 549, 610, 630, 633, 732, 844, 854, 915, 1055, 1098, 1220, 1260, 1266, 1281, 1477, 1708, 1830, 1899, 2110, 2135, 2196, 2532, 2562, 2745, 2954, 3165, 3660, 3798, 3843, 4220, 4270, 4431, 5124, 5490, 5908, 6330, 6405, 7385, 7596, 7686, 8540, 8862, 9495, 10980, 12660, 12810, 12871, 13293, 14770, 15372, 17724, 18990, 19215, 22155, 25620, 25742, 26586, 29540, 37980, 38430, 38613, 44310, 51484, 53172, 64355, 66465, 76860, 77226, 88620, 90097, 115839, 128710, 132930, 154452, 180194, 193065, 231678, 257420, 265860, 270291, 360388, 386130, 450485, 463356, 540582, 579195, 772260, 810873, 900970, 1081164, 1158390, 1351455, 1621746, 1801940, 2316780, 2702910, 3243492, 4054365, 5405820, 8108730, 16217460]

約数ペア:

[(1, 16217460), (2, 8108730), (3, 5405820), (4, 4054365), (5, 3243492), (6, 2702910), (7, 2316780), (9, 1801940), (10, 1621746), (12, 1351455), (14, 1158390), (15, 1081164), (18, 900970), (20, 810873), (21, 772260), (28, 579195), (30, 540582), (35, 463356), (36, 450485), (42, 386130), (45, 360388), (60, 270291), (61, 265860), (63, 257420), (70, 231678), (84, 193065), (90, 180194), (105, 154452), (122, 132930), (126, 128710), (140, 115839), (180, 90097), (183, 88620), (210, 77226), (211, 76860), (244, 66465), (252, 64355), (305, 53172), (315, 51484), (366, 44310), (420, 38613), (422, 38430), (427, 37980), (549, 29540), (610, 26586), (630, 25742), (633, 25620), (732, 22155), (844, 19215), (854, 18990), (915, 17724), (1055, 15372), (1098, 14770), (1220, 13293), (1260, 12871), (1266, 12810), (1281, 12660), (1477, 10980), (1708, 9495), (1830, 8862), (1899, 8540), (2110, 7686), (2135, 7596), (2196, 7385), (2532, 6405), (2562, 6330), (2745, 5908), (2954, 5490), (3165, 5124), (3660, 4431), (3798, 4270), (3843, 4220)]