199909500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:349

約数の個数: 192

約数和(自身を含む): 676515840

約数和(自身を除く): 476606340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 79, 84, 100, 105, 125, 140, 150, 158, 175, 210, 237, 241, 250, 300, 316, 350, 375, 395, 420, 474, 482, 500, 525, 553, 700, 723, 750, 790, 875, 948, 964, 1050, 1106, 1185, 1205, 1446, 1500, 1580, 1659, 1687, 1750, 1975, 2100, 2212, 2370, 2410, 2625, 2765, 2892, 3318, 3374, 3500, 3615, 3950, 4740, 4820, 5061, 5250, 5530, 5925, 6025, 6636, 6748, 7230, 7900, 8295, 8435, 9875, 10122, 10500, 11060, 11850, 12050, 13825, 14460, 16590, 16870, 18075, 19039, 19750, 20244, 23700, 24100, 25305, 27650, 29625, 30125, 33180, 33740, 36150, 38078, 39500, 41475, 42175, 50610, 55300, 57117, 59250, 60250, 69125, 72300, 76156, 82950, 84350, 90375, 95195, 101220, 114234, 118500, 120500, 126525, 133273, 138250, 165900, 168700, 180750, 190390, 207375, 210875, 228468, 253050, 266546, 276500, 285585, 361500, 380780, 399819, 414750, 421750, 475975, 506100, 533092, 571170, 632625, 666365, 799638, 829500, 843500, 951950, 1142340, 1265250, 1332730, 1427925, 1599276, 1903900, 1999095, 2379875, 2530500, 2665460, 2855850, 3331825, 3998190, 4759750, 5711700, 6663650, 7139625, 7996380, 9519500, 9995475, 13327300, 14279250, 16659125, 19990950, 28558500, 33318250, 39981900, 49977375, 66636500, 99954750, 199909500]

約数ペア:

[(1, 199909500), (2, 99954750), (3, 66636500), (4, 49977375), (5, 39981900), (6, 33318250), (7, 28558500), (10, 19990950), (12, 16659125), (14, 14279250), (15, 13327300), (20, 9995475), (21, 9519500), (25, 7996380), (28, 7139625), (30, 6663650), (35, 5711700), (42, 4759750), (50, 3998190), (60, 3331825), (70, 2855850), (75, 2665460), (79, 2530500), (84, 2379875), (100, 1999095), (105, 1903900), (125, 1599276), (140, 1427925), (150, 1332730), (158, 1265250), (175, 1142340), (210, 951950), (237, 843500), (241, 829500), (250, 799638), (300, 666365), (316, 632625), (350, 571170), (375, 533092), (395, 506100), (420, 475975), (474, 421750), (482, 414750), (500, 399819), (525, 380780), (553, 361500), (700, 285585), (723, 276500), (750, 266546), (790, 253050), (875, 228468), (948, 210875), (964, 207375), (1050, 190390), (1106, 180750), (1185, 168700), (1205, 165900), (1446, 138250), (1500, 133273), (1580, 126525), (1659, 120500), (1687, 118500), (1750, 114234), (1975, 101220), (2100, 95195), (2212, 90375), (2370, 84350), (2410, 82950), (2625, 76156), (2765, 72300), (2892, 69125), (3318, 60250), (3374, 59250), (3500, 57117), (3615, 55300), (3950, 50610), (4740, 42175), (4820, 41475), (5061, 39500), (5250, 38078), (5530, 36150), (5925, 33740), (6025, 33180), (6636, 30125), (6748, 29625), (7230, 27650), (7900, 25305), (8295, 24100), (8435, 23700), (9875, 20244), (10122, 19750), (10500, 19039), (11060, 18075), (11850, 16870), (12050, 16590), (13825, 14460)]