254286578

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 517104000

約数和(自身を除く): 262817422

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 59, 91, 98, 118, 119, 182, 199, 221, 238, 398, 413, 442, 637, 767, 826, 833, 1003, 1274, 1393, 1534, 1547, 1666, 2006, 2587, 2786, 2891, 3094, 3383, 5174, 5369, 5782, 6766, 7021, 9751, 10738, 10829, 11741, 13039, 14042, 18109, 19502, 21658, 23482, 23681, 26078, 36218, 37583, 43979, 47362, 49147, 75166, 82187, 87958, 91273, 98294, 126763, 152633, 164374, 165767, 182546, 199597, 253526, 305266, 307853, 331534, 399194, 575309, 615706, 638911, 1068431, 1150618, 1277822, 1397179, 2136862, 2154971, 2594761, 2794358, 4309942, 5189522, 7479017, 9780253, 14958034, 18163327, 19560506, 36326654, 127143289, 254286578]

約数ペア:

[(1, 254286578), (2, 127143289), (7, 36326654), (13, 19560506), (14, 18163327), (17, 14958034), (26, 9780253), (34, 7479017), (49, 5189522), (59, 4309942), (91, 2794358), (98, 2594761), (118, 2154971), (119, 2136862), (182, 1397179), (199, 1277822), (221, 1150618), (238, 1068431), (398, 638911), (413, 615706), (442, 575309), (637, 399194), (767, 331534), (826, 307853), (833, 305266), (1003, 253526), (1274, 199597), (1393, 182546), (1534, 165767), (1547, 164374), (1666, 152633), (2006, 126763), (2587, 98294), (2786, 91273), (2891, 87958), (3094, 82187), (3383, 75166), (5174, 49147), (5369, 47362), (5782, 43979), (6766, 37583), (7021, 36218), (9751, 26078), (10738, 23681), (10829, 23482), (11741, 21658), (13039, 19502), (14042, 18109)]