189898260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{19417}}^1$

素因数の和:19592

約数の個数: 48

約数和(自身を含む): 535004736

約数和(自身を除く): 345106476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 19417, 38834, 58251, 77668, 97085, 116502, 194170, 233004, 291255, 388340, 582510, 1165020, 3164971, 6329942, 9494913, 12659884, 15824855, 18989826, 31649710, 37979652, 47474565, 63299420, 94949130, 189898260]

約数ペア:

[(1, 189898260), (2, 94949130), (3, 63299420), (4, 47474565), (5, 37979652), (6, 31649710), (10, 18989826), (12, 15824855), (15, 12659884), (20, 9494913), (30, 6329942), (60, 3164971), (163, 1165020), (326, 582510), (489, 388340), (652, 291255), (815, 233004), (978, 194170), (1630, 116502), (1956, 97085), (2445, 77668), (3260, 58251), (4890, 38834), (9780, 19417)]