71977500

素因数分解:

$2^2\times 3^2\times 5^4\times 7^1\times {\mathrm{457}}^1$

素因数の和:494

約数の個数: 180

約数和(自身を含む): 260404144

約数和(自身を除く): 188426644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 457, 500, 525, 625, 630, 700, 750, 875, 900, 914, 1050, 1125, 1250, 1260, 1371, 1500, 1575, 1750, 1828, 1875, 2100, 2250, 2285, 2500, 2625, 2742, 3150, 3199, 3500, 3750, 4113, 4375, 4500, 4570, 5250, 5484, 5625, 6300, 6398, 6855, 7500, 7875, 8226, 8750, 9140, 9597, 10500, 11250, 11425, 12796, 13125, 13710, 15750, 15995, 16452, 17500, 19194, 20565, 22500, 22850, 26250, 27420, 28791, 31500, 31990, 34275, 38388, 39375, 41130, 45700, 47985, 52500, 57125, 57582, 63980, 68550, 78750, 79975, 82260, 95970, 102825, 114250, 115164, 137100, 143955, 157500, 159950, 171375, 191940, 205650, 228500, 239925, 285625, 287910, 319900, 342750, 399875, 411300, 479850, 514125, 571250, 575820, 685500, 719775, 799750, 856875, 959700, 1028250, 1142500, 1199625, 1439550, 1599500, 1713750, 1999375, 2056500, 2399250, 2570625, 2879100, 3427500, 3598875, 3998750, 4798500, 5141250, 5998125, 7197750, 7997500, 10282500, 11996250, 14395500, 17994375, 23992500, 35988750, 71977500]

約数ペア:

[(1, 71977500), (2, 35988750), (3, 23992500), (4, 17994375), (5, 14395500), (6, 11996250), (7, 10282500), (9, 7997500), (10, 7197750), (12, 5998125), (14, 5141250), (15, 4798500), (18, 3998750), (20, 3598875), (21, 3427500), (25, 2879100), (28, 2570625), (30, 2399250), (35, 2056500), (36, 1999375), (42, 1713750), (45, 1599500), (50, 1439550), (60, 1199625), (63, 1142500), (70, 1028250), (75, 959700), (84, 856875), (90, 799750), (100, 719775), (105, 685500), (125, 575820), (126, 571250), (140, 514125), (150, 479850), (175, 411300), (180, 399875), (210, 342750), (225, 319900), (250, 287910), (252, 285625), (300, 239925), (315, 228500), (350, 205650), (375, 191940), (420, 171375), (450, 159950), (457, 157500), (500, 143955), (525, 137100), (625, 115164), (630, 114250), (700, 102825), (750, 95970), (875, 82260), (900, 79975), (914, 78750), (1050, 68550), (1125, 63980), (1250, 57582), (1260, 57125), (1371, 52500), (1500, 47985), (1575, 45700), (1750, 41130), (1828, 39375), (1875, 38388), (2100, 34275), (2250, 31990), (2285, 31500), (2500, 28791), (2625, 27420), (2742, 26250), (3150, 22850), (3199, 22500), (3500, 20565), (3750, 19194), (4113, 17500), (4375, 16452), (4500, 15995), (4570, 15750), (5250, 13710), (5484, 13125), (5625, 12796), (6300, 11425), (6398, 11250), (6855, 10500), (7500, 9597), (7875, 9140), (8226, 8750)]