198872460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3823}}^1$

素因数の和:3872

約数の個数: 108

約数和(自身を含む): 640986528

約数和(自身を除く): 442114068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 510, 578, 612, 765, 867, 1020, 1156, 1445, 1530, 1734, 2601, 2890, 3060, 3468, 3823, 4335, 5202, 5780, 7646, 8670, 10404, 11469, 13005, 15292, 17340, 19115, 22938, 26010, 34407, 38230, 45876, 52020, 57345, 64991, 68814, 76460, 114690, 129982, 137628, 172035, 194973, 229380, 259964, 324955, 344070, 389946, 584919, 649910, 688140, 779892, 974865, 1104847, 1169838, 1299820, 1949730, 2209694, 2339676, 2924595, 3314541, 3899460, 4419388, 5524235, 5849190, 6629082, 9943623, 11048470, 11698380, 13258164, 16572705, 19887246, 22096940, 33145410, 39774492, 49718115, 66290820, 99436230, 198872460]

約数ペア:

[(1, 198872460), (2, 99436230), (3, 66290820), (4, 49718115), (5, 39774492), (6, 33145410), (9, 22096940), (10, 19887246), (12, 16572705), (15, 13258164), (17, 11698380), (18, 11048470), (20, 9943623), (30, 6629082), (34, 5849190), (36, 5524235), (45, 4419388), (51, 3899460), (60, 3314541), (68, 2924595), (85, 2339676), (90, 2209694), (102, 1949730), (153, 1299820), (170, 1169838), (180, 1104847), (204, 974865), (255, 779892), (289, 688140), (306, 649910), (340, 584919), (510, 389946), (578, 344070), (612, 324955), (765, 259964), (867, 229380), (1020, 194973), (1156, 172035), (1445, 137628), (1530, 129982), (1734, 114690), (2601, 76460), (2890, 68814), (3060, 64991), (3468, 57345), (3823, 52020), (4335, 45876), (5202, 38230), (5780, 34407), (7646, 26010), (8670, 22938), (10404, 19115), (11469, 17340), (13005, 15292)]