21150878850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{85303}}^1$

素因数の和:85369

約数の個数: 144

約数和(自身を含む): 61879521600

約数和(自身を除く): 40728642750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 29, 30, 38, 45, 50, 57, 58, 75, 87, 90, 95, 114, 145, 150, 171, 174, 190, 225, 261, 285, 290, 342, 435, 450, 475, 522, 551, 570, 725, 855, 870, 950, 1102, 1305, 1425, 1450, 1653, 1710, 2175, 2610, 2755, 2850, 3306, 4275, 4350, 4959, 5510, 6525, 8265, 8550, 9918, 13050, 13775, 16530, 24795, 27550, 41325, 49590, 82650, 85303, 123975, 170606, 247950, 255909, 426515, 511818, 767727, 853030, 1279545, 1535454, 1620757, 2132575, 2473787, 2559090, 3241514, 3838635, 4265150, 4862271, 4947574, 6397725, 7421361, 7677270, 8103785, 9724542, 12368935, 12795450, 14586813, 14842722, 16207570, 19193175, 22264083, 24311355, 24737870, 29173626, 37106805, 38386350, 40518925, 44528166, 47001953, 48622710, 61844675, 72934065, 74213610, 81037850, 94003906, 111320415, 121556775, 123689350, 141005859, 145868130, 185534025, 222640830, 235009765, 243113550, 282011718, 364670325, 371068050, 423017577, 470019530, 556602075, 705029295, 729340650, 846035154, 1113204150, 1175048825, 1410058590, 2115087885, 2350097650, 3525146475, 4230175770, 7050292950, 10575439425, 21150878850]

約数ペア:

[(1, 21150878850), (2, 10575439425), (3, 7050292950), (5, 4230175770), (6, 3525146475), (9, 2350097650), (10, 2115087885), (15, 1410058590), (18, 1175048825), (19, 1113204150), (25, 846035154), (29, 729340650), (30, 705029295), (38, 556602075), (45, 470019530), (50, 423017577), (57, 371068050), (58, 364670325), (75, 282011718), (87, 243113550), (90, 235009765), (95, 222640830), (114, 185534025), (145, 145868130), (150, 141005859), (171, 123689350), (174, 121556775), (190, 111320415), (225, 94003906), (261, 81037850), (285, 74213610), (290, 72934065), (342, 61844675), (435, 48622710), (450, 47001953), (475, 44528166), (522, 40518925), (551, 38386350), (570, 37106805), (725, 29173626), (855, 24737870), (870, 24311355), (950, 22264083), (1102, 19193175), (1305, 16207570), (1425, 14842722), (1450, 14586813), (1653, 12795450), (1710, 12368935), (2175, 9724542), (2610, 8103785), (2755, 7677270), (2850, 7421361), (3306, 6397725), (4275, 4947574), (4350, 4862271), (4959, 4265150), (5510, 3838635), (6525, 3241514), (8265, 2559090), (8550, 2473787), (9918, 2132575), (13050, 1620757), (13775, 1535454), (16530, 1279545), (24795, 853030), (27550, 767727), (41325, 511818), (49590, 426515), (82650, 255909), (85303, 247950), (123975, 170606)]