29120971460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{149323}}^1$

素因数の和:149545

約数の個数: 72

約数和(自身を含む): 71496331200

約数和(自身を除く): 42375359740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 199, 245, 398, 490, 796, 980, 995, 1393, 1990, 2786, 3980, 5572, 6965, 9751, 13930, 19502, 27860, 39004, 48755, 97510, 149323, 195020, 298646, 597292, 746615, 1045261, 1493230, 2090522, 2986460, 4181044, 5226305, 7316827, 10452610, 14633654, 20905220, 29267308, 29715277, 36584135, 59430554, 73168270, 118861108, 146336540, 148576385, 208006939, 297152770, 416013878, 594305540, 832027756, 1040034695, 1456048573, 2080069390, 2912097146, 4160138780, 5824194292, 7280242865, 14560485730, 29120971460]

約数ペア:

[(1, 29120971460), (2, 14560485730), (4, 7280242865), (5, 5824194292), (7, 4160138780), (10, 2912097146), (14, 2080069390), (20, 1456048573), (28, 1040034695), (35, 832027756), (49, 594305540), (70, 416013878), (98, 297152770), (140, 208006939), (196, 148576385), (199, 146336540), (245, 118861108), (398, 73168270), (490, 59430554), (796, 36584135), (980, 29715277), (995, 29267308), (1393, 20905220), (1990, 14633654), (2786, 10452610), (3980, 7316827), (5572, 5226305), (6965, 4181044), (9751, 2986460), (13930, 2090522), (19502, 1493230), (27860, 1045261), (39004, 746615), (48755, 597292), (97510, 298646), (149323, 195020)]