678369900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 216

約数和(自身を含む): 2196182352

約数和(自身を除く): 1517812452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 181, 186, 195, 260, 300, 310, 325, 362, 372, 390, 403, 465, 543, 620, 650, 724, 775, 780, 806, 905, 930, 961, 975, 1086, 1209, 1300, 1550, 1612, 1810, 1860, 1922, 1950, 2015, 2172, 2325, 2353, 2418, 2715, 2883, 3100, 3620, 3844, 3900, 4030, 4525, 4650, 4706, 4805, 4836, 5430, 5611, 5766, 6045, 7059, 8060, 9050, 9300, 9412, 9610, 10075, 10860, 11222, 11532, 11765, 12090, 12493, 13575, 14118, 14415, 16833, 18100, 19220, 20150, 22444, 23530, 24025, 24180, 24986, 27150, 28055, 28236, 28830, 30225, 33666, 35295, 37479, 40300, 47060, 48050, 49972, 54300, 56110, 57660, 58825, 60450, 62465, 67332, 70590, 72075, 72943, 74958, 84165, 96100, 112220, 117650, 120900, 124930, 140275, 141180, 144150, 145886, 149916, 168330, 173941, 176475, 187395, 218829, 235300, 249860, 280550, 288300, 291772, 312325, 336660, 347882, 352950, 364715, 374790, 420825, 437658, 521823, 561100, 624650, 695764, 705900, 729430, 749580, 841650, 869705, 875316, 936975, 1043646, 1094145, 1249300, 1458860, 1683300, 1739410, 1823575, 1873950, 2087292, 2188290, 2261233, 2609115, 3478820, 3647150, 3747900, 4348525, 4376580, 4522466, 5218230, 5470725, 6783699, 7294300, 8697050, 9044932, 10436460, 10941450, 11306165, 13045575, 13567398, 17394100, 21882900, 22612330, 26091150, 27134796, 33918495, 45224660, 52182300, 56530825, 67836990, 113061650, 135673980, 169592475, 226123300, 339184950, 678369900]

約数ペア:

[(1, 678369900), (2, 339184950), (3, 226123300), (4, 169592475), (5, 135673980), (6, 113061650), (10, 67836990), (12, 56530825), (13, 52182300), (15, 45224660), (20, 33918495), (25, 27134796), (26, 26091150), (30, 22612330), (31, 21882900), (39, 17394100), (50, 13567398), (52, 13045575), (60, 11306165), (62, 10941450), (65, 10436460), (75, 9044932), (78, 8697050), (93, 7294300), (100, 6783699), (124, 5470725), (130, 5218230), (150, 4522466), (155, 4376580), (156, 4348525), (181, 3747900), (186, 3647150), (195, 3478820), (260, 2609115), (300, 2261233), (310, 2188290), (325, 2087292), (362, 1873950), (372, 1823575), (390, 1739410), (403, 1683300), (465, 1458860), (543, 1249300), (620, 1094145), (650, 1043646), (724, 936975), (775, 875316), (780, 869705), (806, 841650), (905, 749580), (930, 729430), (961, 705900), (975, 695764), (1086, 624650), (1209, 561100), (1300, 521823), (1550, 437658), (1612, 420825), (1810, 374790), (1860, 364715), (1922, 352950), (1950, 347882), (2015, 336660), (2172, 312325), (2325, 291772), (2353, 288300), (2418, 280550), (2715, 249860), (2883, 235300), (3100, 218829), (3620, 187395), (3844, 176475), (3900, 173941), (4030, 168330), (4525, 149916), (4650, 145886), (4706, 144150), (4805, 141180), (4836, 140275), (5430, 124930), (5611, 120900), (5766, 117650), (6045, 112220), (7059, 96100), (8060, 84165), (9050, 74958), (9300, 72943), (9412, 72075), (9610, 70590), (10075, 67332), (10860, 62465), (11222, 60450), (11532, 58825), (11765, 57660), (12090, 56110), (12493, 54300), (13575, 49972), (14118, 48050), (14415, 47060), (16833, 40300), (18100, 37479), (19220, 35295), (20150, 33666), (22444, 30225), (23530, 28830), (24025, 28236), (24180, 28055), (24986, 27150)]