1999035090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{787}}^1$

素因数の和:993

約数の個数: 144

約数和(自身を含む): 5668947648

約数和(自身を除く): 3669912558

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 167, 169, 195, 234, 334, 338, 390, 501, 507, 585, 787, 835, 845, 1002, 1014, 1170, 1503, 1521, 1574, 1670, 1690, 2171, 2361, 2505, 2535, 3006, 3042, 3935, 4342, 4722, 5010, 5070, 6513, 7083, 7515, 7605, 7870, 10231, 10855, 11805, 13026, 14166, 15030, 15210, 19539, 20462, 21710, 23610, 28223, 30693, 32565, 35415, 39078, 51155, 56446, 61386, 65130, 70830, 84669, 92079, 97695, 102310, 131429, 133003, 141115, 153465, 169338, 184158, 195390, 254007, 262858, 266006, 282230, 306930, 394287, 399009, 423345, 460395, 508014, 657145, 665015, 788574, 798018, 846690, 920790, 1182861, 1197027, 1270035, 1314290, 1330030, 1708577, 1971435, 1995045, 2365722, 2394054, 2540070, 3417154, 3942870, 3990090, 5125731, 5914305, 5985135, 8542885, 10251462, 11828610, 11970270, 15377193, 17085770, 22211501, 25628655, 30754386, 44423002, 51257310, 66634503, 76885965, 111057505, 133269006, 153771930, 199903509, 222115010, 333172515, 399807018, 666345030, 999517545, 1999035090]

約数ペア:

[(1, 1999035090), (2, 999517545), (3, 666345030), (5, 399807018), (6, 333172515), (9, 222115010), (10, 199903509), (13, 153771930), (15, 133269006), (18, 111057505), (26, 76885965), (30, 66634503), (39, 51257310), (45, 44423002), (65, 30754386), (78, 25628655), (90, 22211501), (117, 17085770), (130, 15377193), (167, 11970270), (169, 11828610), (195, 10251462), (234, 8542885), (334, 5985135), (338, 5914305), (390, 5125731), (501, 3990090), (507, 3942870), (585, 3417154), (787, 2540070), (835, 2394054), (845, 2365722), (1002, 1995045), (1014, 1971435), (1170, 1708577), (1503, 1330030), (1521, 1314290), (1574, 1270035), (1670, 1197027), (1690, 1182861), (2171, 920790), (2361, 846690), (2505, 798018), (2535, 788574), (3006, 665015), (3042, 657145), (3935, 508014), (4342, 460395), (4722, 423345), (5010, 399009), (5070, 394287), (6513, 306930), (7083, 282230), (7515, 266006), (7605, 262858), (7870, 254007), (10231, 195390), (10855, 184158), (11805, 169338), (13026, 153465), (14166, 141115), (15030, 133003), (15210, 131429), (19539, 102310), (20462, 97695), (21710, 92079), (23610, 84669), (28223, 70830), (30693, 65130), (32565, 61386), (35415, 56446), (39078, 51155)]