19307340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 65065728

約数和(自身を除く): 45758388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 130, 148, 156, 180, 185, 195, 222, 223, 234, 260, 333, 370, 390, 444, 446, 468, 481, 555, 585, 666, 669, 740, 780, 892, 962, 1110, 1115, 1170, 1332, 1338, 1443, 1665, 1924, 2007, 2220, 2230, 2340, 2405, 2676, 2886, 2899, 3330, 3345, 4014, 4329, 4460, 4810, 5772, 5798, 6660, 6690, 7215, 8028, 8251, 8658, 8697, 9620, 10035, 11596, 13380, 14430, 14495, 16502, 17316, 17394, 20070, 21645, 24753, 26091, 28860, 28990, 33004, 34788, 40140, 41255, 43290, 43485, 49506, 52182, 57980, 74259, 82510, 86580, 86970, 99012, 104364, 107263, 123765, 130455, 148518, 165020, 173940, 214526, 247530, 260910, 297036, 321789, 371295, 429052, 495060, 521820, 536315, 643578, 742590, 965367, 1072630, 1287156, 1485180, 1608945, 1930734, 2145260, 3217890, 3861468, 4826835, 6435780, 9653670, 19307340]

約数ペア:

[(1, 19307340), (2, 9653670), (3, 6435780), (4, 4826835), (5, 3861468), (6, 3217890), (9, 2145260), (10, 1930734), (12, 1608945), (13, 1485180), (15, 1287156), (18, 1072630), (20, 965367), (26, 742590), (30, 643578), (36, 536315), (37, 521820), (39, 495060), (45, 429052), (52, 371295), (60, 321789), (65, 297036), (74, 260910), (78, 247530), (90, 214526), (111, 173940), (117, 165020), (130, 148518), (148, 130455), (156, 123765), (180, 107263), (185, 104364), (195, 99012), (222, 86970), (223, 86580), (234, 82510), (260, 74259), (333, 57980), (370, 52182), (390, 49506), (444, 43485), (446, 43290), (468, 41255), (481, 40140), (555, 34788), (585, 33004), (666, 28990), (669, 28860), (740, 26091), (780, 24753), (892, 21645), (962, 20070), (1110, 17394), (1115, 17316), (1170, 16502), (1332, 14495), (1338, 14430), (1443, 13380), (1665, 11596), (1924, 10035), (2007, 9620), (2220, 8697), (2230, 8658), (2340, 8251), (2405, 8028), (2676, 7215), (2886, 6690), (2899, 6660), (3330, 5798), (3345, 5772), (4014, 4810), (4329, 4460)]