274330420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 735609168

約数和(自身を除く): 461278748

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 61, 65, 70, 91, 98, 122, 130, 140, 182, 196, 244, 245, 260, 305, 353, 364, 427, 455, 490, 610, 637, 706, 793, 854, 910, 980, 1220, 1274, 1412, 1586, 1708, 1765, 1820, 2135, 2471, 2548, 2989, 3172, 3185, 3530, 3965, 4270, 4589, 4942, 5551, 5978, 6370, 7060, 7930, 8540, 9178, 9884, 11102, 11956, 12355, 12740, 14945, 15860, 17297, 18356, 21533, 22204, 22945, 24710, 27755, 29890, 32123, 34594, 38857, 43066, 45890, 49420, 55510, 59780, 64246, 69188, 77714, 86132, 86485, 91780, 107665, 111020, 128492, 150731, 155428, 160615, 172970, 194285, 215330, 224861, 279929, 301462, 321230, 345940, 388570, 430660, 449722, 559858, 602924, 642460, 753655, 777140, 899444, 1055117, 1119716, 1124305, 1399645, 1507310, 1959503, 2110234, 2248610, 2799290, 3014620, 3919006, 4220468, 4497220, 5275585, 5598580, 7838012, 9797515, 10551170, 13716521, 19595030, 21102340, 27433042, 39190060, 54866084, 68582605, 137165210, 274330420]

約数ペア:

[(1, 274330420), (2, 137165210), (4, 68582605), (5, 54866084), (7, 39190060), (10, 27433042), (13, 21102340), (14, 19595030), (20, 13716521), (26, 10551170), (28, 9797515), (35, 7838012), (49, 5598580), (52, 5275585), (61, 4497220), (65, 4220468), (70, 3919006), (91, 3014620), (98, 2799290), (122, 2248610), (130, 2110234), (140, 1959503), (182, 1507310), (196, 1399645), (244, 1124305), (245, 1119716), (260, 1055117), (305, 899444), (353, 777140), (364, 753655), (427, 642460), (455, 602924), (490, 559858), (610, 449722), (637, 430660), (706, 388570), (793, 345940), (854, 321230), (910, 301462), (980, 279929), (1220, 224861), (1274, 215330), (1412, 194285), (1586, 172970), (1708, 160615), (1765, 155428), (1820, 150731), (2135, 128492), (2471, 111020), (2548, 107665), (2989, 91780), (3172, 86485), (3185, 86132), (3530, 77714), (3965, 69188), (4270, 64246), (4589, 59780), (4942, 55510), (5551, 49420), (5978, 45890), (6370, 43066), (7060, 38857), (7930, 34594), (8540, 32123), (9178, 29890), (9884, 27755), (11102, 24710), (11956, 22945), (12355, 22204), (12740, 21533), (14945, 18356), (15860, 17297)]