409989840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:757

約数の個数: 160

約数和(自身を含む): 1376328576

約数和(自身を除く): 966338736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 331, 390, 397, 520, 624, 662, 780, 794, 993, 1040, 1191, 1324, 1560, 1588, 1655, 1985, 1986, 2382, 2648, 3120, 3176, 3310, 3970, 3972, 4303, 4764, 4965, 5161, 5296, 5955, 6352, 6620, 7940, 7944, 8606, 9528, 9930, 10322, 11910, 12909, 13240, 15483, 15880, 15888, 17212, 19056, 19860, 20644, 21515, 23820, 25805, 25818, 26480, 30966, 31760, 34424, 39720, 41288, 43030, 47640, 51610, 51636, 61932, 64545, 68848, 77415, 79440, 82576, 86060, 95280, 103220, 103272, 123864, 129090, 131407, 154830, 172120, 206440, 206544, 247728, 258180, 262814, 309660, 344240, 394221, 412880, 516360, 525628, 619320, 657035, 788442, 1032720, 1051256, 1238640, 1314070, 1576884, 1708291, 1971105, 2102512, 2628140, 3153768, 3416582, 3942210, 5124873, 5256280, 6307536, 6833164, 7884420, 8541455, 10249746, 10512560, 13666328, 15768840, 17082910, 20499492, 25624365, 27332656, 31537680, 34165820, 40998984, 51248730, 68331640, 81997968, 102497460, 136663280, 204994920, 409989840]

約数ペア:

[(1, 409989840), (2, 204994920), (3, 136663280), (4, 102497460), (5, 81997968), (6, 68331640), (8, 51248730), (10, 40998984), (12, 34165820), (13, 31537680), (15, 27332656), (16, 25624365), (20, 20499492), (24, 17082910), (26, 15768840), (30, 13666328), (39, 10512560), (40, 10249746), (48, 8541455), (52, 7884420), (60, 6833164), (65, 6307536), (78, 5256280), (80, 5124873), (104, 3942210), (120, 3416582), (130, 3153768), (156, 2628140), (195, 2102512), (208, 1971105), (240, 1708291), (260, 1576884), (312, 1314070), (331, 1238640), (390, 1051256), (397, 1032720), (520, 788442), (624, 657035), (662, 619320), (780, 525628), (794, 516360), (993, 412880), (1040, 394221), (1191, 344240), (1324, 309660), (1560, 262814), (1588, 258180), (1655, 247728), (1985, 206544), (1986, 206440), (2382, 172120), (2648, 154830), (3120, 131407), (3176, 129090), (3310, 123864), (3970, 103272), (3972, 103220), (4303, 95280), (4764, 86060), (4965, 82576), (5161, 79440), (5296, 77415), (5955, 68848), (6352, 64545), (6620, 61932), (7940, 51636), (7944, 51610), (8606, 47640), (9528, 43030), (9930, 41288), (10322, 39720), (11910, 34424), (12909, 31760), (13240, 30966), (15483, 26480), (15880, 25818), (15888, 25805), (17212, 23820), (19056, 21515), (19860, 20644)]