18751995000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{131}}^1\times {\mathrm{3181}}^1$

素因数の和:3344

約数の個数: 240

約数和(自身を含む): 63967555080

約数和(自身を除く): 45215560080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 131, 150, 180, 200, 225, 250, 262, 300, 360, 375, 393, 450, 500, 524, 600, 625, 655, 750, 786, 900, 1000, 1048, 1125, 1179, 1250, 1310, 1500, 1572, 1800, 1875, 1965, 2250, 2358, 2500, 2620, 3000, 3144, 3181, 3275, 3750, 3930, 4500, 4716, 5000, 5240, 5625, 5895, 6362, 6550, 7500, 7860, 9000, 9432, 9543, 9825, 11250, 11790, 12724, 13100, 15000, 15720, 15905, 16375, 19086, 19650, 22500, 23580, 25448, 26200, 28629, 29475, 31810, 32750, 38172, 39300, 45000, 47160, 47715, 49125, 57258, 58950, 63620, 65500, 76344, 78600, 79525, 81875, 95430, 98250, 114516, 117900, 127240, 131000, 143145, 147375, 159050, 163750, 190860, 196500, 229032, 235800, 238575, 245625, 286290, 294750, 318100, 327500, 381720, 393000, 397625, 416711, 477150, 491250, 572580, 589500, 636200, 655000, 715725, 736875, 795250, 833422, 954300, 982500, 1145160, 1179000, 1192875, 1250133, 1431450, 1473750, 1590500, 1666844, 1908600, 1965000, 1988125, 2083555, 2385750, 2500266, 2862900, 2947500, 3181000, 3333688, 3578625, 3750399, 3976250, 4167110, 4771500, 5000532, 5725800, 5895000, 5964375, 6250665, 7157250, 7500798, 7952500, 8334220, 9543000, 10001064, 10417775, 11928750, 12501330, 14314500, 15001596, 15905000, 16668440, 17893125, 18751995, 20835550, 23857500, 25002660, 28629000, 30003192, 31253325, 35786250, 37503990, 41671100, 47715000, 50005320, 52088875, 62506650, 71572500, 75007980, 83342200, 93759975, 104177750, 125013300, 143145000, 150015960, 156266625, 187519950, 208355500, 250026600, 260444375, 312533250, 375039900, 416711000, 468799875, 520888750, 625066500, 750079800, 781333125, 937599750, 1041777500, 1250133000, 1562666250, 1875199500, 2083555000, 2343999375, 3125332500, 3750399000, 4687998750, 6250665000, 9375997500, 18751995000]

約数ペア:

[(1, 18751995000), (2, 9375997500), (3, 6250665000), (4, 4687998750), (5, 3750399000), (6, 3125332500), (8, 2343999375), (9, 2083555000), (10, 1875199500), (12, 1562666250), (15, 1250133000), (18, 1041777500), (20, 937599750), (24, 781333125), (25, 750079800), (30, 625066500), (36, 520888750), (40, 468799875), (45, 416711000), (50, 375039900), (60, 312533250), (72, 260444375), (75, 250026600), (90, 208355500), (100, 187519950), (120, 156266625), (125, 150015960), (131, 143145000), (150, 125013300), (180, 104177750), (200, 93759975), (225, 83342200), (250, 75007980), (262, 71572500), (300, 62506650), (360, 52088875), (375, 50005320), (393, 47715000), (450, 41671100), (500, 37503990), (524, 35786250), (600, 31253325), (625, 30003192), (655, 28629000), (750, 25002660), (786, 23857500), (900, 20835550), (1000, 18751995), (1048, 17893125), (1125, 16668440), (1179, 15905000), (1250, 15001596), (1310, 14314500), (1500, 12501330), (1572, 11928750), (1800, 10417775), (1875, 10001064), (1965, 9543000), (2250, 8334220), (2358, 7952500), (2500, 7500798), (2620, 7157250), (3000, 6250665), (3144, 5964375), (3181, 5895000), (3275, 5725800), (3750, 5000532), (3930, 4771500), (4500, 4167110), (4716, 3976250), (5000, 3750399), (5240, 3578625), (5625, 3333688), (5895, 3181000), (6362, 2947500), (6550, 2862900), (7500, 2500266), (7860, 2385750), (9000, 2083555), (9432, 1988125), (9543, 1965000), (9825, 1908600), (11250, 1666844), (11790, 1590500), (12724, 1473750), (13100, 1431450), (15000, 1250133), (15720, 1192875), (15905, 1179000), (16375, 1145160), (19086, 982500), (19650, 954300), (22500, 833422), (23580, 795250), (25448, 736875), (26200, 715725), (28629, 655000), (29475, 636200), (31810, 589500), (32750, 572580), (38172, 491250), (39300, 477150), (45000, 416711), (47160, 397625), (47715, 393000), (49125, 381720), (57258, 327500), (58950, 318100), (63620, 294750), (65500, 286290), (76344, 245625), (78600, 238575), (79525, 235800), (81875, 229032), (95430, 196500), (98250, 190860), (114516, 163750), (117900, 159050), (127240, 147375), (131000, 143145)]