21979507800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{31607}}^1$

素因数の和:31706

約数の個数: 192

約数和(自身を含む): 72900691200

約数和(自身を除く): 50921183400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 61, 75, 76, 95, 100, 114, 120, 122, 150, 152, 183, 190, 200, 228, 244, 285, 300, 305, 366, 380, 456, 475, 488, 570, 600, 610, 732, 760, 915, 950, 1140, 1159, 1220, 1425, 1464, 1525, 1830, 1900, 2280, 2318, 2440, 2850, 3050, 3477, 3660, 3800, 4575, 4636, 5700, 5795, 6100, 6954, 7320, 9150, 9272, 11400, 11590, 12200, 13908, 17385, 18300, 23180, 27816, 28975, 31607, 34770, 36600, 46360, 57950, 63214, 69540, 86925, 94821, 115900, 126428, 139080, 158035, 173850, 189642, 231800, 252856, 316070, 347700, 379284, 474105, 600533, 632140, 695400, 758568, 790175, 948210, 1201066, 1264280, 1580350, 1801599, 1896420, 1928027, 2370525, 2402132, 3002665, 3160700, 3603198, 3792840, 3856054, 4741050, 4804264, 5784081, 6005330, 6321400, 7206396, 7712108, 9007995, 9482100, 9640135, 11568162, 12010660, 14412792, 15013325, 15424216, 18015990, 18964200, 19280270, 23136324, 24021320, 28920405, 30026650, 36031980, 36632513, 38560540, 45039975, 46272648, 48200675, 57840810, 60053300, 72063960, 73265026, 77121080, 90079950, 96401350, 109897539, 115681620, 120106600, 144602025, 146530052, 180159900, 183162565, 192802700, 219795078, 231363240, 289204050, 293060104, 360319800, 366325130, 385605400, 439590156, 549487695, 578408100, 732650260, 879180312, 915812825, 1098975390, 1156816200, 1465300520, 1831625650, 2197950780, 2747438475, 3663251300, 4395901560, 5494876950, 7326502600, 10989753900, 21979507800]

約数ペア:

[(1, 21979507800), (2, 10989753900), (3, 7326502600), (4, 5494876950), (5, 4395901560), (6, 3663251300), (8, 2747438475), (10, 2197950780), (12, 1831625650), (15, 1465300520), (19, 1156816200), (20, 1098975390), (24, 915812825), (25, 879180312), (30, 732650260), (38, 578408100), (40, 549487695), (50, 439590156), (57, 385605400), (60, 366325130), (61, 360319800), (75, 293060104), (76, 289204050), (95, 231363240), (100, 219795078), (114, 192802700), (120, 183162565), (122, 180159900), (150, 146530052), (152, 144602025), (183, 120106600), (190, 115681620), (200, 109897539), (228, 96401350), (244, 90079950), (285, 77121080), (300, 73265026), (305, 72063960), (366, 60053300), (380, 57840810), (456, 48200675), (475, 46272648), (488, 45039975), (570, 38560540), (600, 36632513), (610, 36031980), (732, 30026650), (760, 28920405), (915, 24021320), (950, 23136324), (1140, 19280270), (1159, 18964200), (1220, 18015990), (1425, 15424216), (1464, 15013325), (1525, 14412792), (1830, 12010660), (1900, 11568162), (2280, 9640135), (2318, 9482100), (2440, 9007995), (2850, 7712108), (3050, 7206396), (3477, 6321400), (3660, 6005330), (3800, 5784081), (4575, 4804264), (4636, 4741050), (5700, 3856054), (5795, 3792840), (6100, 3603198), (6954, 3160700), (7320, 3002665), (9150, 2402132), (9272, 2370525), (11400, 1928027), (11590, 1896420), (12200, 1801599), (13908, 1580350), (17385, 1264280), (18300, 1201066), (23180, 948210), (27816, 790175), (28975, 758568), (31607, 695400), (34770, 632140), (36600, 600533), (46360, 474105), (57950, 379284), (63214, 347700), (69540, 316070), (86925, 252856), (94821, 231800), (115900, 189642), (126428, 173850), (139080, 158035)]