306428800

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3089}}^1$

素因数の和:3144

約数の個数: 96

約数和(自身を含む): 781646400

約数和(自身を除く): 475217600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1550, 1600, 1984, 2480, 3089, 3100, 3200, 3968, 4960, 6178, 6200, 9920, 12356, 12400, 15445, 19840, 24712, 24800, 30890, 49424, 49600, 61780, 77225, 95759, 98848, 99200, 123560, 154450, 191518, 197696, 247120, 308900, 383036, 395392, 478795, 494240, 617800, 766072, 957590, 988480, 1235600, 1532144, 1915180, 1976960, 2393975, 2471200, 3064288, 3830360, 4787950, 4942400, 6128576, 7660720, 9575900, 9884800, 12257152, 15321440, 19151800, 30642880, 38303600, 61285760, 76607200, 153214400, 306428800]

約数ペア:

[(1, 306428800), (2, 153214400), (4, 76607200), (5, 61285760), (8, 38303600), (10, 30642880), (16, 19151800), (20, 15321440), (25, 12257152), (31, 9884800), (32, 9575900), (40, 7660720), (50, 6128576), (62, 4942400), (64, 4787950), (80, 3830360), (100, 3064288), (124, 2471200), (128, 2393975), (155, 1976960), (160, 1915180), (200, 1532144), (248, 1235600), (310, 988480), (320, 957590), (400, 766072), (496, 617800), (620, 494240), (640, 478795), (775, 395392), (800, 383036), (992, 308900), (1240, 247120), (1550, 197696), (1600, 191518), (1984, 154450), (2480, 123560), (3089, 99200), (3100, 98848), (3200, 95759), (3968, 77225), (4960, 61780), (6178, 49600), (6200, 49424), (9920, 30890), (12356, 24800), (12400, 24712), (15445, 19840)]