19650031440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2\times {\mathrm{367}}^1$

素因数の和:658

約数の個数: 240

約数和(自身を含む): 66285590784

約数和(自身を除く): 46635559344

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, 131, 156, 195, 208, 240, 260, 262, 312, 367, 390, 393, 520, 524, 624, 655, 734, 780, 786, 1040, 1048, 1101, 1310, 1468, 1560, 1572, 1703, 1835, 1965, 2096, 2202, 2620, 2936, 3120, 3144, 3406, 3670, 3930, 4404, 4771, 5109, 5240, 5505, 5872, 6288, 6812, 7340, 7860, 8515, 8808, 9542, 10218, 10480, 11010, 13624, 14313, 14680, 15720, 17030, 17161, 17616, 19084, 20436, 22020, 23855, 25545, 27248, 28626, 29360, 31440, 34060, 34322, 38168, 40872, 44040, 47710, 48077, 51090, 51483, 57252, 68120, 68644, 71565, 76336, 81744, 85805, 88080, 95420, 96154, 102180, 102966, 114504, 136240, 137288, 143130, 144231, 171610, 190840, 192308, 204360, 205932, 223093, 229008, 240385, 257415, 274576, 286260, 288462, 343220, 381680, 384616, 408720, 411864, 446186, 480770, 514830, 572520, 576924, 625001, 669279, 686440, 721155, 769232, 823728, 892372, 961540, 1029660, 1115465, 1145040, 1153848, 1250002, 1338558, 1372880, 1442310, 1784744, 1875003, 1923080, 2059320, 2230930, 2307696, 2500004, 2677116, 2884620, 3125005, 3346395, 3569488, 3750006, 3846160, 4118640, 4461860, 5000008, 5354232, 5769240, 6250010, 6298087, 6692790, 7500012, 8923720, 9375015, 10000016, 10708464, 11538480, 12500020, 12596174, 13385580, 15000024, 17847440, 18750030, 18894261, 25000040, 25192348, 26771160, 30000048, 31490435, 37500060, 37788522, 50000080, 50384696, 53542320, 62980870, 75000120, 75577044, 81875131, 94471305, 100769392, 125961740, 150000240, 151154088, 163750262, 188942610, 245625393, 251923480, 302308176, 327500524, 377885220, 409375655, 491250786, 503846960, 655001048, 755770440, 818751310, 982501572, 1228126965, 1310002096, 1511540880, 1637502620, 1965003144, 2456253930, 3275005240, 3930006288, 4912507860, 6550010480, 9825015720, 19650031440]

約数ペア:

[(1, 19650031440), (2, 9825015720), (3, 6550010480), (4, 4912507860), (5, 3930006288), (6, 3275005240), (8, 2456253930), (10, 1965003144), (12, 1637502620), (13, 1511540880), (15, 1310002096), (16, 1228126965), (20, 982501572), (24, 818751310), (26, 755770440), (30, 655001048), (39, 503846960), (40, 491250786), (48, 409375655), (52, 377885220), (60, 327500524), (65, 302308176), (78, 251923480), (80, 245625393), (104, 188942610), (120, 163750262), (130, 151154088), (131, 150000240), (156, 125961740), (195, 100769392), (208, 94471305), (240, 81875131), (260, 75577044), (262, 75000120), (312, 62980870), (367, 53542320), (390, 50384696), (393, 50000080), (520, 37788522), (524, 37500060), (624, 31490435), (655, 30000048), (734, 26771160), (780, 25192348), (786, 25000040), (1040, 18894261), (1048, 18750030), (1101, 17847440), (1310, 15000024), (1468, 13385580), (1560, 12596174), (1572, 12500020), (1703, 11538480), (1835, 10708464), (1965, 10000016), (2096, 9375015), (2202, 8923720), (2620, 7500012), (2936, 6692790), (3120, 6298087), (3144, 6250010), (3406, 5769240), (3670, 5354232), (3930, 5000008), (4404, 4461860), (4771, 4118640), (5109, 3846160), (5240, 3750006), (5505, 3569488), (5872, 3346395), (6288, 3125005), (6812, 2884620), (7340, 2677116), (7860, 2500004), (8515, 2307696), (8808, 2230930), (9542, 2059320), (10218, 1923080), (10480, 1875003), (11010, 1784744), (13624, 1442310), (14313, 1372880), (14680, 1338558), (15720, 1250002), (17030, 1153848), (17161, 1145040), (17616, 1115465), (19084, 1029660), (20436, 961540), (22020, 892372), (23855, 823728), (25545, 769232), (27248, 721155), (28626, 686440), (29360, 669279), (31440, 625001), (34060, 576924), (34322, 572520), (38168, 514830), (40872, 480770), (44040, 446186), (47710, 411864), (48077, 408720), (51090, 384616), (51483, 381680), (57252, 343220), (68120, 288462), (68644, 286260), (71565, 274576), (76336, 257415), (81744, 240385), (85805, 229008), (88080, 223093), (95420, 205932), (96154, 204360), (102180, 192308), (102966, 190840), (114504, 171610), (136240, 144231), (137288, 143130)]