2238420780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{654509}}^1$

素因数の和:654543

約数の個数: 72

約数和(自身を含む): 7147249200

約数和(自身を除く): 4908828420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 654509, 1309018, 1963527, 2618036, 3272545, 3927054, 5890581, 6545090, 7854108, 9817635, 11781162, 12435671, 13090180, 19635270, 23562324, 24871342, 29452905, 37307013, 39270540, 49742684, 58905810, 62178355, 74614026, 111921039, 117811620, 124356710, 149228052, 186535065, 223842078, 248713420, 373070130, 447684156, 559605195, 746140260, 1119210390, 2238420780]

約数ペア:

[(1, 2238420780), (2, 1119210390), (3, 746140260), (4, 559605195), (5, 447684156), (6, 373070130), (9, 248713420), (10, 223842078), (12, 186535065), (15, 149228052), (18, 124356710), (19, 117811620), (20, 111921039), (30, 74614026), (36, 62178355), (38, 58905810), (45, 49742684), (57, 39270540), (60, 37307013), (76, 29452905), (90, 24871342), (95, 23562324), (114, 19635270), (171, 13090180), (180, 12435671), (190, 11781162), (228, 9817635), (285, 7854108), (342, 6545090), (380, 5890581), (570, 3927054), (684, 3272545), (855, 2618036), (1140, 1963527), (1710, 1309018), (3420, 654509)]