198018080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 192

約数和(自身を含む): 540546048

約数和(自身を除く): 342527968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 37, 40, 52, 62, 65, 74, 80, 83, 104, 124, 130, 148, 155, 160, 166, 185, 208, 248, 260, 296, 310, 332, 370, 403, 415, 416, 481, 496, 520, 592, 620, 664, 740, 806, 830, 962, 992, 1040, 1079, 1147, 1184, 1240, 1328, 1480, 1612, 1660, 1924, 2015, 2080, 2158, 2294, 2405, 2480, 2573, 2656, 2960, 3071, 3224, 3320, 3848, 4030, 4316, 4588, 4810, 4960, 5146, 5395, 5735, 5920, 6142, 6448, 6640, 7696, 8060, 8632, 9176, 9620, 10292, 10790, 11470, 12284, 12865, 12896, 13280, 14911, 15355, 15392, 16120, 17264, 18352, 19240, 20584, 21580, 22940, 24568, 25730, 29822, 30710, 32240, 33449, 34528, 36704, 38480, 39923, 41168, 43160, 45880, 49136, 51460, 59644, 61420, 64480, 66898, 74555, 76960, 79846, 82336, 86320, 91760, 95201, 98272, 102920, 119288, 122840, 133796, 149110, 159692, 167245, 172640, 183520, 190402, 199615, 205840, 238576, 245680, 267592, 298220, 319384, 334490, 380804, 399230, 411680, 476005, 477152, 491360, 535184, 596440, 638768, 668980, 761608, 798460, 952010, 1070368, 1192880, 1237613, 1277536, 1337960, 1523216, 1596920, 1904020, 2385760, 2475226, 2675920, 3046432, 3193840, 3808040, 4950452, 5351840, 6188065, 6387680, 7616080, 9900904, 12376130, 15232160, 19801808, 24752260, 39603616, 49504520, 99009040, 198018080]

約数ペア:

[(1, 198018080), (2, 99009040), (4, 49504520), (5, 39603616), (8, 24752260), (10, 19801808), (13, 15232160), (16, 12376130), (20, 9900904), (26, 7616080), (31, 6387680), (32, 6188065), (37, 5351840), (40, 4950452), (52, 3808040), (62, 3193840), (65, 3046432), (74, 2675920), (80, 2475226), (83, 2385760), (104, 1904020), (124, 1596920), (130, 1523216), (148, 1337960), (155, 1277536), (160, 1237613), (166, 1192880), (185, 1070368), (208, 952010), (248, 798460), (260, 761608), (296, 668980), (310, 638768), (332, 596440), (370, 535184), (403, 491360), (415, 477152), (416, 476005), (481, 411680), (496, 399230), (520, 380804), (592, 334490), (620, 319384), (664, 298220), (740, 267592), (806, 245680), (830, 238576), (962, 205840), (992, 199615), (1040, 190402), (1079, 183520), (1147, 172640), (1184, 167245), (1240, 159692), (1328, 149110), (1480, 133796), (1612, 122840), (1660, 119288), (1924, 102920), (2015, 98272), (2080, 95201), (2158, 91760), (2294, 86320), (2405, 82336), (2480, 79846), (2573, 76960), (2656, 74555), (2960, 66898), (3071, 64480), (3224, 61420), (3320, 59644), (3848, 51460), (4030, 49136), (4316, 45880), (4588, 43160), (4810, 41168), (4960, 39923), (5146, 38480), (5395, 36704), (5735, 34528), (5920, 33449), (6142, 32240), (6448, 30710), (6640, 29822), (7696, 25730), (8060, 24568), (8632, 22940), (9176, 21580), (9620, 20584), (10292, 19240), (10790, 18352), (11470, 17264), (12284, 16120), (12865, 15392), (12896, 15355), (13280, 14911)]