400310070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{1153}}^1$

素因数の和:1397

約数の個数: 64

約数和(自身を含む): 981103104

約数和(自身を除く): 580793034

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 163, 213, 326, 355, 426, 489, 710, 815, 978, 1065, 1153, 1630, 2130, 2306, 2445, 3459, 4890, 5765, 6918, 11530, 11573, 17295, 23146, 34590, 34719, 57865, 69438, 81863, 115730, 163726, 173595, 187939, 245589, 347190, 375878, 409315, 491178, 563817, 818630, 939695, 1127634, 1227945, 1879390, 2455890, 2819085, 5638170, 13343669, 26687338, 40031007, 66718345, 80062014, 133436690, 200155035, 400310070]

約数ペア:

[(1, 400310070), (2, 200155035), (3, 133436690), (5, 80062014), (6, 66718345), (10, 40031007), (15, 26687338), (30, 13343669), (71, 5638170), (142, 2819085), (163, 2455890), (213, 1879390), (326, 1227945), (355, 1127634), (426, 939695), (489, 818630), (710, 563817), (815, 491178), (978, 409315), (1065, 375878), (1153, 347190), (1630, 245589), (2130, 187939), (2306, 173595), (2445, 163726), (3459, 115730), (4890, 81863), (5765, 69438), (6918, 57865), (11530, 34719), (11573, 34590), (17295, 23146)]