191420820

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:737

約数の個数: 168

約数和(自身を含む): 635339040

約数和(自身を除く): 443918220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 691, 729, 810, 855, 972, 1026, 1140, 1215, 1382, 1458, 1539, 1620, 1710, 2052, 2073, 2430, 2565, 2764, 2916, 3078, 3420, 3455, 3645, 4146, 4617, 4860, 5130, 6156, 6219, 6910, 7290, 7695, 8292, 9234, 10260, 10365, 12438, 13129, 13820, 13851, 14580, 15390, 18468, 18657, 20730, 23085, 24876, 26258, 27702, 30780, 31095, 37314, 39387, 41460, 46170, 52516, 55404, 55971, 62190, 65645, 69255, 74628, 78774, 92340, 93285, 111942, 118161, 124380, 131290, 138510, 157548, 167913, 186570, 196935, 223884, 236322, 262580, 277020, 279855, 335826, 354483, 373140, 393870, 472644, 503739, 559710, 590805, 671652, 708966, 787740, 839565, 1007478, 1063449, 1119420, 1181610, 1417932, 1679130, 1772415, 2014956, 2126898, 2363220, 2518695, 3190347, 3358260, 3544830, 4253796, 5037390, 5317245, 6380694, 7089660, 9571041, 10074780, 10634490, 12761388, 15951735, 19142082, 21268980, 31903470, 38284164, 47855205, 63806940, 95710410, 191420820]

約数ペア:

[(1, 191420820), (2, 95710410), (3, 63806940), (4, 47855205), (5, 38284164), (6, 31903470), (9, 21268980), (10, 19142082), (12, 15951735), (15, 12761388), (18, 10634490), (19, 10074780), (20, 9571041), (27, 7089660), (30, 6380694), (36, 5317245), (38, 5037390), (45, 4253796), (54, 3544830), (57, 3358260), (60, 3190347), (76, 2518695), (81, 2363220), (90, 2126898), (95, 2014956), (108, 1772415), (114, 1679130), (135, 1417932), (162, 1181610), (171, 1119420), (180, 1063449), (190, 1007478), (228, 839565), (243, 787740), (270, 708966), (285, 671652), (324, 590805), (342, 559710), (380, 503739), (405, 472644), (486, 393870), (513, 373140), (540, 354483), (570, 335826), (684, 279855), (691, 277020), (729, 262580), (810, 236322), (855, 223884), (972, 196935), (1026, 186570), (1140, 167913), (1215, 157548), (1382, 138510), (1458, 131290), (1539, 124380), (1620, 118161), (1710, 111942), (2052, 93285), (2073, 92340), (2430, 78774), (2565, 74628), (2764, 69255), (2916, 65645), (3078, 62190), (3420, 55971), (3455, 55404), (3645, 52516), (4146, 46170), (4617, 41460), (4860, 39387), (5130, 37314), (6156, 31095), (6219, 30780), (6910, 27702), (7290, 26258), (7695, 24876), (8292, 23085), (9234, 20730), (10260, 18657), (10365, 18468), (12438, 15390), (13129, 14580), (13820, 13851)]