285029820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:605

約数の個数: 192

約数和(自身を含む): 956188800

約数和(自身を除く): 671158980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 61, 68, 85, 90, 102, 108, 122, 135, 153, 170, 180, 183, 204, 244, 255, 270, 305, 306, 340, 366, 459, 509, 510, 540, 549, 610, 612, 732, 765, 915, 918, 1018, 1020, 1037, 1098, 1220, 1527, 1530, 1647, 1830, 1836, 2036, 2074, 2196, 2295, 2545, 2745, 3054, 3060, 3111, 3294, 3660, 4148, 4581, 4590, 5090, 5185, 5490, 6108, 6222, 6588, 7635, 8235, 8653, 9162, 9180, 9333, 10180, 10370, 10980, 12444, 13743, 15270, 15555, 16470, 17306, 18324, 18666, 20740, 22905, 25959, 27486, 27999, 30540, 31049, 31110, 32940, 34612, 37332, 43265, 45810, 46665, 51918, 54972, 55998, 62098, 62220, 68715, 77877, 86530, 91620, 93147, 93330, 103836, 111996, 124196, 129795, 137430, 139995, 155245, 155754, 173060, 186294, 186660, 233631, 259590, 274860, 279441, 279990, 310490, 311508, 372588, 389385, 465735, 467262, 519180, 527833, 558882, 559980, 620980, 778770, 838323, 931470, 934524, 1055666, 1117764, 1168155, 1397205, 1557540, 1583499, 1676646, 1862940, 2111332, 2336310, 2639165, 2794410, 3166998, 3353292, 4191615, 4672620, 4750497, 5278330, 5588820, 6333996, 7917495, 8383230, 9500994, 10556660, 14251491, 15834990, 16766460, 19001988, 23752485, 28502982, 31669980, 47504970, 57005964, 71257455, 95009940, 142514910, 285029820]

約数ペア:

[(1, 285029820), (2, 142514910), (3, 95009940), (4, 71257455), (5, 57005964), (6, 47504970), (9, 31669980), (10, 28502982), (12, 23752485), (15, 19001988), (17, 16766460), (18, 15834990), (20, 14251491), (27, 10556660), (30, 9500994), (34, 8383230), (36, 7917495), (45, 6333996), (51, 5588820), (54, 5278330), (60, 4750497), (61, 4672620), (68, 4191615), (85, 3353292), (90, 3166998), (102, 2794410), (108, 2639165), (122, 2336310), (135, 2111332), (153, 1862940), (170, 1676646), (180, 1583499), (183, 1557540), (204, 1397205), (244, 1168155), (255, 1117764), (270, 1055666), (305, 934524), (306, 931470), (340, 838323), (366, 778770), (459, 620980), (509, 559980), (510, 558882), (540, 527833), (549, 519180), (610, 467262), (612, 465735), (732, 389385), (765, 372588), (915, 311508), (918, 310490), (1018, 279990), (1020, 279441), (1037, 274860), (1098, 259590), (1220, 233631), (1527, 186660), (1530, 186294), (1647, 173060), (1830, 155754), (1836, 155245), (2036, 139995), (2074, 137430), (2196, 129795), (2295, 124196), (2545, 111996), (2745, 103836), (3054, 93330), (3060, 93147), (3111, 91620), (3294, 86530), (3660, 77877), (4148, 68715), (4581, 62220), (4590, 62098), (5090, 55998), (5185, 54972), (5490, 51918), (6108, 46665), (6222, 45810), (6588, 43265), (7635, 37332), (8235, 34612), (8653, 32940), (9162, 31110), (9180, 31049), (9333, 30540), (10180, 27999), (10370, 27486), (10980, 25959), (12444, 22905), (13743, 20740), (15270, 18666), (15555, 18324), (16470, 17306)]