836137980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 2596583808

約数和(自身を除く): 1760445828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 271, 281, 305, 366, 542, 549, 562, 610, 732, 813, 843, 915, 1084, 1098, 1124, 1220, 1355, 1405, 1626, 1686, 1830, 2196, 2439, 2529, 2710, 2745, 2810, 3252, 3372, 3660, 4065, 4215, 4878, 5058, 5420, 5490, 5620, 8130, 8430, 9756, 10116, 10980, 12195, 12645, 16260, 16531, 16860, 17141, 24390, 25290, 33062, 34282, 48780, 49593, 50580, 51423, 66124, 68564, 76151, 82655, 85705, 99186, 102846, 148779, 152302, 154269, 165310, 171410, 198372, 205692, 228453, 247965, 257115, 297558, 304604, 308538, 330620, 342820, 380755, 456906, 495930, 514230, 595116, 617076, 685359, 743895, 761510, 771345, 913812, 991860, 1028460, 1142265, 1370718, 1487790, 1523020, 1542690, 2284530, 2741436, 2975580, 3085380, 3426795, 4569060, 4645211, 6853590, 9290422, 13707180, 13935633, 18580844, 23226055, 27871266, 41806899, 46452110, 55742532, 69678165, 83613798, 92904220, 139356330, 167227596, 209034495, 278712660, 418068990, 836137980]

約数ペア:

[(1, 836137980), (2, 418068990), (3, 278712660), (4, 209034495), (5, 167227596), (6, 139356330), (9, 92904220), (10, 83613798), (12, 69678165), (15, 55742532), (18, 46452110), (20, 41806899), (30, 27871266), (36, 23226055), (45, 18580844), (60, 13935633), (61, 13707180), (90, 9290422), (122, 6853590), (180, 4645211), (183, 4569060), (244, 3426795), (271, 3085380), (281, 2975580), (305, 2741436), (366, 2284530), (542, 1542690), (549, 1523020), (562, 1487790), (610, 1370718), (732, 1142265), (813, 1028460), (843, 991860), (915, 913812), (1084, 771345), (1098, 761510), (1124, 743895), (1220, 685359), (1355, 617076), (1405, 595116), (1626, 514230), (1686, 495930), (1830, 456906), (2196, 380755), (2439, 342820), (2529, 330620), (2710, 308538), (2745, 304604), (2810, 297558), (3252, 257115), (3372, 247965), (3660, 228453), (4065, 205692), (4215, 198372), (4878, 171410), (5058, 165310), (5420, 154269), (5490, 152302), (5620, 148779), (8130, 102846), (8430, 99186), (9756, 85705), (10116, 82655), (10980, 76151), (12195, 68564), (12645, 66124), (16260, 51423), (16531, 50580), (16860, 49593), (17141, 48780), (24390, 34282), (25290, 33062)]