38901900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 119992320

約数和(自身を除く): 81090420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 47, 50, 60, 62, 75, 89, 93, 94, 100, 124, 141, 150, 155, 178, 186, 188, 235, 267, 282, 300, 310, 356, 372, 445, 465, 470, 534, 564, 620, 705, 775, 890, 930, 940, 1068, 1175, 1335, 1410, 1457, 1550, 1780, 1860, 2225, 2325, 2350, 2670, 2759, 2820, 2914, 3100, 3525, 4183, 4371, 4450, 4650, 4700, 5340, 5518, 5828, 6675, 7050, 7285, 8277, 8366, 8742, 8900, 9300, 11036, 12549, 13350, 13795, 14100, 14570, 16554, 16732, 17484, 20915, 21855, 25098, 26700, 27590, 29140, 33108, 36425, 41385, 41830, 43710, 50196, 55180, 62745, 68975, 72850, 82770, 83660, 87420, 104575, 109275, 125490, 129673, 137950, 145700, 165540, 206925, 209150, 218550, 250980, 259346, 275900, 313725, 389019, 413850, 418300, 437100, 518692, 627450, 648365, 778038, 827700, 1254900, 1296730, 1556076, 1945095, 2593460, 3241825, 3890190, 6483650, 7780380, 9725475, 12967300, 19450950, 38901900]

約数ペア:

[(1, 38901900), (2, 19450950), (3, 12967300), (4, 9725475), (5, 7780380), (6, 6483650), (10, 3890190), (12, 3241825), (15, 2593460), (20, 1945095), (25, 1556076), (30, 1296730), (31, 1254900), (47, 827700), (50, 778038), (60, 648365), (62, 627450), (75, 518692), (89, 437100), (93, 418300), (94, 413850), (100, 389019), (124, 313725), (141, 275900), (150, 259346), (155, 250980), (178, 218550), (186, 209150), (188, 206925), (235, 165540), (267, 145700), (282, 137950), (300, 129673), (310, 125490), (356, 109275), (372, 104575), (445, 87420), (465, 83660), (470, 82770), (534, 72850), (564, 68975), (620, 62745), (705, 55180), (775, 50196), (890, 43710), (930, 41830), (940, 41385), (1068, 36425), (1175, 33108), (1335, 29140), (1410, 27590), (1457, 26700), (1550, 25098), (1780, 21855), (1860, 20915), (2225, 17484), (2325, 16732), (2350, 16554), (2670, 14570), (2759, 14100), (2820, 13795), (2914, 13350), (3100, 12549), (3525, 11036), (4183, 9300), (4371, 8900), (4450, 8742), (4650, 8366), (4700, 8277), (5340, 7285), (5518, 7050), (5828, 6675)]