178567740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 240

約数和(自身を含む): 617564640

約数和(自身を除く): 438996900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 61, 65, 78, 81, 90, 108, 117, 122, 130, 135, 139, 156, 162, 180, 183, 195, 234, 244, 260, 270, 278, 305, 324, 351, 366, 390, 405, 417, 468, 540, 549, 556, 585, 610, 695, 702, 732, 780, 793, 810, 834, 915, 1053, 1098, 1170, 1220, 1251, 1390, 1404, 1586, 1620, 1647, 1668, 1755, 1807, 1830, 2085, 2106, 2196, 2340, 2379, 2502, 2745, 2780, 3172, 3294, 3510, 3614, 3660, 3753, 3965, 4170, 4212, 4758, 4941, 5004, 5265, 5421, 5490, 6255, 6588, 7020, 7137, 7228, 7506, 7930, 8235, 8340, 8479, 9035, 9516, 9882, 10530, 10842, 10980, 11259, 11895, 12510, 14274, 15012, 15860, 16263, 16470, 16958, 18070, 18765, 19764, 21060, 21411, 21684, 22518, 23790, 24705, 25020, 25437, 27105, 28548, 32526, 32940, 33916, 35685, 36140, 37530, 42395, 42822, 45036, 47580, 48789, 49410, 50874, 54210, 56295, 64233, 65052, 71370, 75060, 76311, 81315, 84790, 85644, 97578, 98820, 101748, 107055, 108420, 110227, 112590, 127185, 128466, 142740, 146367, 152622, 162630, 169580, 195156, 214110, 220454, 225180, 228933, 243945, 254370, 256932, 292734, 305244, 321165, 325260, 330681, 381555, 428220, 440908, 457866, 487890, 508740, 551135, 585468, 642330, 661362, 686799, 731835, 763110, 915732, 975780, 992043, 1102270, 1144665, 1284660, 1322724, 1373598, 1463670, 1526220, 1653405, 1984086, 2204540, 2289330, 2747196, 2927340, 2976129, 3306810, 3433995, 3968172, 4578660, 4960215, 5952258, 6613620, 6867990, 8928387, 9920430, 11904516, 13735980, 14880645, 17856774, 19840860, 29761290, 35713548, 44641935, 59522580, 89283870, 178567740]

約数ペア:

[(1, 178567740), (2, 89283870), (3, 59522580), (4, 44641935), (5, 35713548), (6, 29761290), (9, 19840860), (10, 17856774), (12, 14880645), (13, 13735980), (15, 11904516), (18, 9920430), (20, 8928387), (26, 6867990), (27, 6613620), (30, 5952258), (36, 4960215), (39, 4578660), (45, 3968172), (52, 3433995), (54, 3306810), (60, 2976129), (61, 2927340), (65, 2747196), (78, 2289330), (81, 2204540), (90, 1984086), (108, 1653405), (117, 1526220), (122, 1463670), (130, 1373598), (135, 1322724), (139, 1284660), (156, 1144665), (162, 1102270), (180, 992043), (183, 975780), (195, 915732), (234, 763110), (244, 731835), (260, 686799), (270, 661362), (278, 642330), (305, 585468), (324, 551135), (351, 508740), (366, 487890), (390, 457866), (405, 440908), (417, 428220), (468, 381555), (540, 330681), (549, 325260), (556, 321165), (585, 305244), (610, 292734), (695, 256932), (702, 254370), (732, 243945), (780, 228933), (793, 225180), (810, 220454), (834, 214110), (915, 195156), (1053, 169580), (1098, 162630), (1170, 152622), (1220, 146367), (1251, 142740), (1390, 128466), (1404, 127185), (1586, 112590), (1620, 110227), (1647, 108420), (1668, 107055), (1755, 101748), (1807, 98820), (1830, 97578), (2085, 85644), (2106, 84790), (2196, 81315), (2340, 76311), (2379, 75060), (2502, 71370), (2745, 65052), (2780, 64233), (3172, 56295), (3294, 54210), (3510, 50874), (3614, 49410), (3660, 48789), (3753, 47580), (3965, 45036), (4170, 42822), (4212, 42395), (4758, 37530), (4941, 36140), (5004, 35685), (5265, 33916), (5421, 32940), (5490, 32526), (6255, 28548), (6588, 27105), (7020, 25437), (7137, 25020), (7228, 24705), (7506, 23790), (7930, 22518), (8235, 21684), (8340, 21411), (8479, 21060), (9035, 19764), (9516, 18765), (9882, 18070), (10530, 16958), (10842, 16470), (10980, 16263), (11259, 15860), (11895, 15012), (12510, 14274)]