409388220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{379}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 1322062560

約数和(自身を除く): 912674340

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, 306, 340, 353, 379, 510, 612, 706, 758, 765, 1020, 1059, 1137, 1412, 1516, 1530, 1765, 1895, 2118, 2274, 3060, 3177, 3411, 3530, 3790, 4236, 4548, 5295, 5685, 6001, 6354, 6443, 6822, 7060, 7580, 10590, 11370, 12002, 12708, 12886, 13644, 15885, 17055, 18003, 19329, 21180, 22740, 24004, 25772, 30005, 31770, 32215, 34110, 36006, 38658, 54009, 57987, 60010, 63540, 64430, 68220, 72012, 77316, 90015, 96645, 108018, 115974, 120020, 128860, 133787, 180030, 193290, 216036, 231948, 267574, 270045, 289935, 360060, 386580, 401361, 535148, 540090, 579870, 668935, 802722, 1080180, 1159740, 1204083, 1337870, 1605444, 2006805, 2274379, 2408166, 2675740, 4013610, 4548758, 4816332, 6020415, 6823137, 8027220, 9097516, 11371895, 12040830, 13646274, 20469411, 22743790, 24081660, 27292548, 34115685, 40938822, 45487580, 68231370, 81877644, 102347055, 136462740, 204694110, 409388220]

約数ペア:

[(1, 409388220), (2, 204694110), (3, 136462740), (4, 102347055), (5, 81877644), (6, 68231370), (9, 45487580), (10, 40938822), (12, 34115685), (15, 27292548), (17, 24081660), (18, 22743790), (20, 20469411), (30, 13646274), (34, 12040830), (36, 11371895), (45, 9097516), (51, 8027220), (60, 6823137), (68, 6020415), (85, 4816332), (90, 4548758), (102, 4013610), (153, 2675740), (170, 2408166), (180, 2274379), (204, 2006805), (255, 1605444), (306, 1337870), (340, 1204083), (353, 1159740), (379, 1080180), (510, 802722), (612, 668935), (706, 579870), (758, 540090), (765, 535148), (1020, 401361), (1059, 386580), (1137, 360060), (1412, 289935), (1516, 270045), (1530, 267574), (1765, 231948), (1895, 216036), (2118, 193290), (2274, 180030), (3060, 133787), (3177, 128860), (3411, 120020), (3530, 115974), (3790, 108018), (4236, 96645), (4548, 90015), (5295, 77316), (5685, 72012), (6001, 68220), (6354, 64430), (6443, 63540), (6822, 60010), (7060, 57987), (7580, 54009), (10590, 38658), (11370, 36006), (12002, 34110), (12708, 32215), (12886, 31770), (13644, 30005), (15885, 25772), (17055, 24004), (18003, 22740), (19329, 21180)]